Merge branch 'docs/30995-review-docs-for-disabling-notifications' into 'master'

Edits docs on disabling group/project notifications

Closes #30995

See merge request gitlab-org/gitlab!18980

doc/user/group/index.md

@@ -421,8 +421,9 @@ Define project templates at a group level by setting a group as the template sou
 
 #### Disabling email notifications
 
-You can disable all email notifications related to the group, which also includes
-it's subgroups and projects.
+> [Introduced](https://gitlab.com/gitlab-org/gitlab/issues/23585) in GitLab 12.2.
+
+You can disable all email notifications related to the group, which includes its subgroups and projects.
 
 To enable this feature:
 

doc/workflow/notifications.md

@@ -51,8 +51,8 @@ Organization like this is suitable for users that belong to different groups but
 same need for being notified for every group they are member of.
 These settings can be configured on group page under the name of the group. It will be the dropdown with the bell icon. They can also be configured on the user profile notifications dropdown.
 
-The group owner can disable email notifications for a group, which also includes
-it's subgroups and projects.  If this is the case, you will not receive any corresponding notifications,
+The group owner can disable email notifications for a group, which includes
+its subgroups and projects. If this is the case, you will not receive any corresponding notifications,
 and the notification button will be disabled with an explanatory tooltip.
 
 ### Project Settings
@@ -64,7 +64,7 @@ other setting.
 This is suitable for users that have different needs for notifications per project basis.
 These settings can be configured on project page under the name of the project. It will be the dropdown with the bell icon. They can also be configured on the user profile notifications dropdown.
 
-The project owner (or it's group owner) can disable email notifications for the project.
+The project owner (or its group owner) can disable email notifications for the project.
 If this is the case, you will not receive any corresponding notifications, and the notification
 button will be disabled with an explanatory tooltip.