[add_docker_metadata] update docs (#47057) (#47151)

* update docs

* Update docs/reference/auditbeat/add-docker-metadata.md



* comments

---------


(cherry picked from commit 882ef9c)

Co-authored-by: Vihas Makwana <[email protected]>
Co-authored-by: Colleen McGinnis <[email protected]>

Author: 3 people

docs/reference/auditbeat/add-docker-metadata.md

@@ -77,6 +77,9 @@ It has the following settings:
 `cleanup_timeout`
 :   (Optional) Time of inactivity to consider we can clean and forget metadata for a container, 60s by default.
 
+`hostfs`
+:   (Optional) Specifies the mount point of the host’s filesystem, which can be used to monitor a host from within a container.
+
 `labels.dedot`
 :   (Optional) Default to be false. If set to true, replace dots in labels with `_`.
 

docs/reference/filebeat/add-docker-metadata.md

@@ -77,6 +77,9 @@ It has the following settings:
 `cleanup_timeout`
 :   (Optional) Time of inactivity to consider we can clean and forget metadata for a container, 60s by default.
 
+`hostfs`
+:   (Optional) Specifies the mount point of the host’s filesystem, which can be used to monitor a host from within a container.
+
 `labels.dedot`
 :   (Optional) Default to be false. If set to true, replace dots in labels with `_`.
 

docs/reference/heartbeat/add-docker-metadata.md

@@ -77,6 +77,9 @@ It has the following settings:
 `cleanup_timeout`
 :   (Optional) Time of inactivity to consider we can clean and forget metadata for a container, 60s by default.
 
+`hostfs`
+:   (Optional) Specifies the mount point of the host’s filesystem, which can be used to monitor a host from within a container.
+
 `labels.dedot`
 :   (Optional) Default to be false. If set to true, replace dots in labels with `_`.
 

docs/reference/metricbeat/add-docker-metadata.md

@@ -77,6 +77,9 @@ It has the following settings:
 `cleanup_timeout`
 :   (Optional) Time of inactivity to consider we can clean and forget metadata for a container, 60s by default.
 
+`hostfs`
+:   (Optional) Specifies the mount point of the host’s filesystem, which can be used to monitor a host from within a container.
+
 `labels.dedot`
 :   (Optional) Default to be false. If set to true, replace dots in labels with `_`.
 

docs/reference/winlogbeat/add-docker-metadata.md

@@ -77,6 +77,9 @@ It has the following settings:
 `cleanup_timeout`
 :   (Optional) Time of inactivity to consider we can clean and forget metadata for a container, 60s by default.
 
+`hostfs`
+:   (Optional) Specifies the mount point of the host’s filesystem, which can be used to monitor a host from within a container.
+
 `labels.dedot`
 :   (Optional) Default to be false. If set to true, replace dots in labels with `_`.