[GH-26715] Added Pagination Support for IncomingWebHooks (#27502)

* Added Pagination Support for IncomingWebHooks

* Incorporated feedback from reviews

* Removed trailing spaces

* Restored deleted server en.json entries, fixed order in webapp en.json

---------

Co-authored-by: Mattermost Build <build@mattermost.com>

server/i18n/en.json

@@ -7046,6 +7046,10 @@
     "id": "app.webhooks.get_incoming_by_user.app_error",
     "translation": "Unable to get the webhook."
   },
+  {
+    "id": "app.webhooks.get_incoming_count.app_error",
+    "translation": "Unable to get the webhook for teamID={{.TeamID}}, userID={{.UserID}}, err={{.Error}}."
+  },
   {
     "id": "app.webhooks.get_outgoing.app_error",
     "translation": "Unable to get the webhook."