fix(frontend): confirm leaving a game with Yes and go home

The dialog's buttons were in the wrong order and its result was read inverted; leaving now needs Yes and returns to the home page.

apps/frontend/src/routes/GamePage.tsx

@@ -182,12 +182,13 @@ const GamePage: FunctionComponent<{
         swal({
             title: t("AreYouSureToLeaveGame"),
             icon: "warning",
-            buttons: [t("Yes"), t("Cancel")],
+            buttons: [t("Cancel"), t("Yes")],
             dangerMode: true,
         })
-            .then((cancel) => {
-                if (!cancel) {
+            .then((confirm) => {
+                if (confirm) {
                     context.rtmt.sendMessage(channel_leave_game, {});
+                    navigate("/");
                 }
             });
     };