[MM-43649] - Ability for end users to notify admin to upgrade workspace (#20338)

* [MM-43649] - Ability for end users to notify admin to upgrade workspace

* add test case

* move code to app layer

* feedback impl

* feedback impl-1

* feedback impl

* simplify logic

* fix typo and lint

* fix app layers

* Use a single critical section for users notified admin (#20488)

* Use a single critical section for users notifying admin

* change persistence mechanism

* add more tests

* change bot message

* fix translations

* update logic to notify once within cooloff period

Co-authored-by: Mattermod <mattermod@users.noreply.github.com>
Co-authored-by: Nathaniel Allred <neallred@protonmail.com>

i18n/en.json

@@ -475,6 +475,10 @@
     "id": "api.cloud.license_error",
     "translation": "Your license does not support cloud requests."
   },
+  {
+    "id": "api.cloud.notify_admin_to_upgrade_error.already_notified",
+    "translation": "Already notified admin"
+  },
   {
     "id": "api.cloud.request_error",
     "translation": "Error processing request to CWS."
@@ -491,6 +495,10 @@
     "id": "api.cloud.teams_limit_reached.restore",
     "translation": "Unable to restore team because teams limit has been reached"
   },
+  {
+    "id": "api.cloud.upgrade_plan_bot_message",
+    "translation": "A member of {{.TeamName}} has notified you to upgrade this workspace."
+  },
   {
     "id": "api.command.admin_only.app_error",
     "translation": "Integrations have been limited to admins only."