docs/vmalert.md: clarify docs regarding the support of recursive globs

Updates https://github.com/VictoriaMetrics/VictoriaMetrics/issues/4041

app/vmalert/README.md

@@ -1182,7 +1182,7 @@ The shortlist of configuration flags is the following:
       -rule="/path/to/file". Path to a single file with alerting rules.
       -rule="http://<some-server-addr>/path/to/rules". HTTP URL to a page with alerting rules.
       -rule="dir/*.yaml" -rule="/*.yaml" -rule="gcs://vmalert-rules/tenant_%{TENANT_ID}/prod".
-      -rule="dir/**/*.yaml". Includes to all .yaml files in "dir" folder and it's subfolders recursively. 
+      -rule="dir/**/*.yaml". Includes all the .yaml files in "dir" subfolders recursively.
      Rule files may contain %{ENV_VAR} placeholders, which are substituted by the corresponding env vars.
      
      Enterprise version of vmalert supports S3 and GCS paths to rules.
@@ -1205,7 +1205,7 @@ The shortlist of configuration flags is the following:
       -rule.templates="/path/to/file". Path to a single file with go templates
       -rule.templates="dir/*.tpl" -rule.templates="/*.tpl". Relative path to all .tpl files in "dir" folder,
      absolute path to all .tpl files in root.
-      -rule.templates="dir/**/*.tpl". Includes to all .tpl files in "dir" folder and it's subfolders recursively.
+      -rule.templates="dir/**/*.tpl". Includes all the .tpl files in "dir" subfolders recursively.
      Supports an array of values separated by comma or specified via multiple flags.
   -rule.updateEntriesLimit int
      Defines the max number of rule's state updates stored in-memory. Rule's updates are available on rule's Details page and are used for debugging purposes. The number of stored updates can be overriden per rule via update_entries_limit param. (default 20)

app/vmalert/main.go

@@ -35,7 +35,7 @@ Examples:
  -rule="/path/to/file". Path to a single file with alerting rules.
  -rule="http://<some-server-addr>/path/to/rules". HTTP URL to a page with alerting rules.
  -rule="dir/*.yaml" -rule="/*.yaml" -rule="gcs://vmalert-rules/tenant_%{TENANT_ID}/prod". 
- -rule="dir/**/*.yaml". Includes to all .yaml files in "dir" folder and it's subfolders recursively. 
+ -rule="dir/**/*.yaml". Includes all the .yaml files in "dir" subfolders recursively.
 Rule files may contain %{ENV_VAR} placeholders, which are substituted by the corresponding env vars.
 
 Enterprise version of vmalert supports S3 and GCS paths to rules.
@@ -51,7 +51,7 @@ Examples:
  -rule.templates="/path/to/file". Path to a single file with go templates
  -rule.templates="dir/*.tpl" -rule.templates="/*.tpl". Relative path to all .tpl files in "dir" folder,
 absolute path to all .tpl files in root.
- -rule.templates="dir/**/*.tpl". Includes to all .tpl files in "dir" folder and it's subfolders recursively.
+ -rule.templates="dir/**/*.tpl". Includes all the .tpl files in "dir" subfolders recursively.
 `)
 
 	rulesCheckInterval = flag.Duration("rule.configCheckInterval", 0, "Interval for checking for changes in '-rule' files. "+

docs/CHANGELOG.md

@@ -37,7 +37,7 @@ The following tip changes can be tested by building VictoriaMetrics components f
 * FEATURE: [vmui](https://docs.victoriametrics.com/#vmui): add `WITH template` playground to `vmui`. See [this feature request](https://github.com/VictoriaMetrics/VictoriaMetrics/issues/3811).
 * FEATURE: [vmui](https://docs.victoriametrics.com/#vmui): add a comparison of data from the previous day with data from the current day to the `Cardinality Explorer`. See [this issue](https://github.com/VictoriaMetrics/VictoriaMetrics/issues/3967).
 * FEATURE: [vmui](https://docs.victoriametrics.com/#vmui): display histogram metrics as a heatmap in the `explore metrics` tab. See [this issue](https://github.com/VictoriaMetrics/VictoriaMetrics/issues/4111).
-* FEATURE: [vmalert](https://docs.victoriametrics.com/vmalert.html): add support of recursive globs for `-rule` and `-rule.templates` by using `**` in the glob pattern. See [this issue](https://github.com/VictoriaMetrics/VictoriaMetrics/issues/4041).
+* FEATURE: [vmalert](https://docs.victoriametrics.com/vmalert.html): add support of recursive globs for `-rule` and `-rule.templates` command-line flags by using `**` in the glob pattern. See [this issue](https://github.com/VictoriaMetrics/VictoriaMetrics/issues/4041).
 * FEATURE: [vmui](https://docs.victoriametrics.com/#vmui): add the metric relabel playground feature to the vmui. See [this issue](https://github.com/VictoriaMetrics/VictoriaMetrics/issues/3807).
 * FEATURE: [vmauth](https://docs.victoriametrics.com/vmauth.html): add ability to filter incoming requests by IP. See [these docs](https://docs.victoriametrics.com/vmauth.html#ip-filters) and [this feature request](https://github.com/VictoriaMetrics/VictoriaMetrics/issues/3491).
 * FEATURE: [vmauth](https://docs.victoriametrics.com/vmauth.html): add ability to proxy requests for unauthorized users. See [this feature request](https://github.com/VictoriaMetrics/VictoriaMetrics/issues/4083).

docs/vmalert.md

@@ -1186,7 +1186,7 @@ The shortlist of configuration flags is the following:
       -rule="/path/to/file". Path to a single file with alerting rules.
       -rule="http://<some-server-addr>/path/to/rules". HTTP URL to a page with alerting rules.
       -rule="dir/*.yaml" -rule="/*.yaml" -rule="gcs://vmalert-rules/tenant_%{TENANT_ID}/prod".
-      -rule="dir/**/*.yaml". Includes to all .yaml files in "dir" folder and it's subfolders recursively. 
+      -rule="dir/**/*.yaml". Includes all the .yaml files in "dir" subfolders recursively.
      Rule files may contain %{ENV_VAR} placeholders, which are substituted by the corresponding env vars.
      
      Enterprise version of vmalert supports S3 and GCS paths to rules.
@@ -1209,7 +1209,7 @@ The shortlist of configuration flags is the following:
       -rule.templates="/path/to/file". Path to a single file with go templates
       -rule.templates="dir/*.tpl" -rule.templates="/*.tpl". Relative path to all .tpl files in "dir" folder,
      absolute path to all .tpl files in root.
-      -rule.templates="dir/**/*.tpl". Includes to all .tpl files in "dir" folder and it's subfolders recursively.
+      -rule.templates="dir/**/*.tpl". Includes all the .tpl files in "dir" subfolders recursively.
      Supports an array of values separated by comma or specified via multiple flags.
   -rule.updateEntriesLimit int
      Defines the max number of rule's state updates stored in-memory. Rule's updates are available on rule's Details page and are used for debugging purposes. The number of stored updates can be overriden per rule via update_entries_limit param. (default 20)