add a layout to pause layer center button menu (#144)

Author: Kingminer7

src/PauseLayer.cpp

@@ -174,6 +174,9 @@ using namespace geode::node_ids;
             rightMenu->updateLayout();
             ++idx;
         }
+
+        menu->setContentSize({440, 81.5f});
+        menu->setLayout(SimpleRowLayout::create()->setGap(10.f)->setCrossAxisScaling(AxisScaling::Grow));
     }
 }