Poll history - extract poll option display components (#10107)

* wip

* remove dupe

* use poll model relations in all cases

* update mpollbody tests to use poll instance

* update poll fetching login in pinned messages card

* add pinned polls to room polls state

* add spinner while relations are still loading

* handle no poll in end poll dialog

* strict errors

* render a poll body that errors for poll end events

* add fetching logic to pollend tile

* extract poll testing utilities

* test mpollend

* strict fix

* more strict fix

* strict fix for forwardref

* add filter component

* update poll test utils

* add unstyled filter tab group

* filtertabgroup snapshot

* lint

* update test util setupRoomWithPollEvents to allow testing multiple polls in one room

* style filter tabs

* test error message for past polls

* sort polls list by latest

* extract poll option display components

* strict fixes

test/components/views/right_panel/PinnedMessagesCard-test.tsx

@@ -287,8 +287,8 @@ describe("<PinnedMessagesCard />", () => {
         const pinTile = pins.find(MPollBody);
 
         expect(pinTile.length).toEqual(1);
-        expect(pinTile.find(".mx_MPollBody_option_ended").length).toEqual(2);
-        expect(pinTile.find(".mx_MPollBody_optionVoteCount").first().text()).toEqual("2 votes");
-        expect(pinTile.find(".mx_MPollBody_optionVoteCount").last().text()).toEqual("1 vote");
+        expect(pinTile.find(".mx_PollOption_ended").length).toEqual(2);
+        expect(pinTile.find(".mx_PollOption_optionVoteCount").first().text()).toEqual("2 votes");
+        expect(pinTile.find(".mx_PollOption_optionVoteCount").last().text()).toEqual("1 vote");
     });
 });