Update DR GitHub Connect limitations to match the GHES docs (#55941)

Co-authored-by: Vanessa <[email protected]>

Author: pwideman

content/admin/data-residency/feature-overview-for-github-enterprise-cloud-with-data-residency.md

@@ -82,6 +82,7 @@ To allow people to use namespaces that match actions you have used from {% data
 You can use {% data variables.product.prodname_github_connect %} to connect to {% data variables.enterprise.data_residency_site %} from {% data variables.product.prodname_ghe_server %}.
 
 * {% data variables.product.prodname_server_statistics %} is not available.
+* {% data variables.product.prodname_dotcom_the_website %} actions are not available.
 * Automatic user license sync requires {% data variables.product.prodname_ghe_server %} version 3.15 or later.
 
 To enable {% data variables.product.prodname_github_connect %}, you must configure your {% data variables.product.prodname_ghe_server %} instance to connect to your {% data variables.enterprise.data_residency_site %} subdomain. See [AUTOTITLE](/enterprise-server@latest/admin/configuring-settings/configuring-github-connect/enabling-github-connect-for-ghecom).