MM-53088 - remove autoshow linked board (#23783)

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

server/i18n/en.json

@@ -6523,30 +6523,6 @@
     "id": "app.team.clear_cache.app_error",
     "translation": "Error clearing team member cache"
   },
-  {
-    "id": "app.team.create_onboarding_linked_board.error_duplicating_board",
-    "translation": "error duplicating board"
-  },
-  {
-    "id": "app.team.create_onboarding_linked_board.error_getting_templates",
-    "translation": "error getting boards templates"
-  },
-  {
-    "id": "app.team.create_onboarding_linked_board.error_no_board",
-    "translation": "error no board created"
-  },
-  {
-    "id": "app.team.create_onboarding_linked_board.error_patching_board",
-    "translation": "error while patching board"
-  },
-  {
-    "id": "app.team.create_onboarding_linked_board.itf_not_of_type",
-    "translation": "interface not of expected type"
-  },
-  {
-    "id": "app.team.create_onboarding_linked_board.product_key_not_found",
-    "translation": "product key not found"
-  },
   {
     "id": "app.team.get.find.app_error",
     "translation": "Unable to find the existing team."