Update GitSync docs for delete dashboard (#104700)

docs/sources/observability-as-code/provision-resources/provisioned-dashboards.md

@@ -119,6 +119,12 @@ Saving changes requires opening a pull request in your GitHub repository.
 
 1. Follow your usual GitHub workflow to save and merge the PR to your repository.
 
+### Remove dashboards
+
+You can remove a provisioned dashboard by deleting the dashboard from the repository.
+
+Grafana updates when the changes from the GitHub repository sync.
+
 ### Tips
 
 - Use GitHub pull requests for changes to maintain review processes.

docs/sources/observability-as-code/provision-resources/use-git-sync.md

@@ -63,6 +63,8 @@ To delete a repository, follow these steps.
 1. Select the trashcan icon in the right side to delete the chosen entry.
 1. Select **Delete** to confirm.
 
+Refer to [Work with provisioned dashboards](../provisioned-dashboards) for information on removing provisioned files.
+
 ## Troubleshoot synchronization
 
 Monitor the **View** status page for synchronization issues and status updates. Common events include: