Adds note about GitHub apps (github#26320)

* Adds note about GitHub apps

* use variable

Co-authored-by: Sarah Edwards <skedwards88@github.com>
Co-authored-by: Grace Park <gracepark@github.com>

content/repositories/managing-your-repositorys-settings-and-features/managing-repository-settings/configuring-tag-protection-rules.md

@@ -16,7 +16,7 @@ versions:
 
 {% endnote %}
 
-When you add a tag protection rule, all tags that match the pattern provided will be protected. Only users with admin or maintain permissions in the repository will be able to create protected tags, and only users with admin permissions in the repository will be able to delete protected tags. For more information, see "[Repository roles for an organization](/organizations/managing-access-to-your-organizations-repositories/repository-roles-for-an-organization#permissions-for-each-role)."
+When you add a tag protection rule, all tags that match the pattern provided will be protected. Only users with admin or maintain permissions in the repository will be able to create protected tags, and only users with admin permissions in the repository will be able to delete protected tags. For more information, see "[Repository roles for an organization](/organizations/managing-access-to-your-organizations-repositories/repository-roles-for-an-organization#permissions-for-each-role)." {% data variables.product.prodname_github_apps %} require the `Repository administration: write` permission to modify a protected tag.
 
 Additionally, you can create custom repository roles to allow other groups of users to create or delete tags that match tag protection rules. For more information, see "[Managing custom repository roles for an organization](/organizations/managing-peoples-access-to-your-organization-with-roles/managing-custom-repository-roles-for-an-organization)."