Remove some warnings

Author: jmbejar

src/app.rs

@@ -335,7 +335,7 @@ impl MatchEvent for App {
                     .ui
                     .chat_history_card_options(id!(chat_history_card_options));
                 // TODO: Would be cool to listen for this action inside of the widget itself.
-                chat_history_card_options.selected(cx, chat_id, cords);
+                let _ = chat_history_card_options.selected(cx, chat_id, cords);
             }
         }
     }

src/chat/chat_history_card.rs

@@ -355,7 +355,7 @@ impl ChatHistoryCard {
         &mut self,
         cx: &mut Cx,
         actions: &Actions,
-        scope: &mut Scope,
+        _scope: &mut Scope,
     ) {
         for action in actions {
             if let ChatHistoryCardAction::ActivateTitleEdition(chat_id) =