Merge branch 'fix/notification-type' into 'develop'

Remove `poll` from `notification_type` OpenAPI spec

Closes #1867

See merge request pleroma/pleroma!2657

lib/pleroma/web/api_spec/operations/notification_operation.ex

@@ -183,7 +183,6 @@ defp notification_type do
         "favourite",
         "reblog",
         "mention",
-        "poll",
         "pleroma:emoji_reaction",
         "pleroma:chat_mention",
         "move",