Move shortstatehash queries from state_accessor to state service.

Signed-off-by: Jason Volk <jason@zemos.net>

src/service/rooms/timeline/append.rs

@@ -117,7 +117,7 @@ where
 		{
 			if let Ok(shortstatehash) = self
 				.services
-				.state_accessor
+				.state
 				.pdu_shortstatehash(pdu.event_id())
 				.await
 			{

src/service/rooms/timeline/mod.rs

@@ -179,7 +179,7 @@ pub async fn prev_shortstatehash(
 	let prev = self.prev_timeline_count(room_id, before).await?;
 
 	self.services
-		.state_accessor
+		.state
 		.get_shortstatehash(prev.into_unsigned())
 		.await
 }
@@ -197,7 +197,7 @@ pub async fn next_shortstatehash(
 	let next = self.next_timeline_count(room_id, after).await?;
 
 	self.services
-		.state_accessor
+		.state
 		.get_shortstatehash(next.into_unsigned())
 		.await
 }