Fix branches sharing code

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

src/service/admin.rs

@@ -529,10 +529,8 @@ impl Service {
             &room_id,
             &state_lock,
         ).await?;
-
-			Ok(())
-		} else {
-			Ok(())
 		}
+
+		Ok(())
 	}
 }

src/service/rooms/threads/mod.rs

@@ -91,11 +91,10 @@ impl Service {
 		let mut users = Vec::new();
 		if let Some(userids) = self.db.get_participants(root_id)? {
 			users.extend_from_slice(&userids);
-			users.push(pdu.sender.clone());
 		} else {
 			users.push(root_pdu.sender);
-			users.push(pdu.sender.clone());
 		}
+		users.push(pdu.sender.clone());
 
 		self.db.update_participants(root_id, &users)
 	}