Merge pull request #12809 from joagarwal/docs-editor/Set-RetentionCompliancePolicy-1750227669

Add description for Priority Cleanup

Author: chrisda

exchange/exchange-ps/exchange/Set-RetentionCompliancePolicy.md

@@ -790,7 +790,9 @@ Accept wildcard characters: False
 ```
 
 ### -PriorityCleanup
-{{ Fill PriorityCleanup Description }}
+The PriorityCleanup switch specifies whether to update a Priority Cleanup policy to expedite the deletion of sensitive content, overriding any existing retention settings or eDiscovery holds. You don't need to specify a value with this switch.
+
+For more information about Priority Cleanup policies, see [Priority Cleanup](https://learn.microsoft.com/purview/priority-cleanup).
 
 ```yaml
 Type: SwitchParameter