polls state storage typehint fix

Author: Readeem

discord/state.py

@@ -276,7 +276,7 @@ def clear(self, *, views: bool = True) -> None:
         self._emojis: dict[int, Emoji] = {}
         self._stickers: dict[int, GuildSticker] = {}
         self._guilds: dict[int, Guild] = {}
-        self._polls: dict[int, Guild] = {}
+        self._polls: dict[int, Poll] = {}
         if views:
             self._view_store: ViewStore = ViewStore(self)
         self._modal_store: ModalStore = ModalStore(self)