android: Don't wait for post to update input overlay visibility

src/android/app/src/main/java/org/yuzu/yuzu_emu/fragments/EmulationFragment.kt

@@ -310,20 +310,14 @@ class EmulationFragment : Fragment(), SurfaceHolder.Callback {
                 binding.drawerLayout.close()
             }
             if (EmulationMenuSettings.showOverlay) {
-                binding.surfaceInputOverlay.post {
                 binding.surfaceInputOverlay.visibility = View.INVISIBLE
             }
-            }
         } else {
             if (EmulationMenuSettings.showOverlay && emulationViewModel.emulationStarted.value) {
-                binding.surfaceInputOverlay.post {
                 binding.surfaceInputOverlay.visibility = View.VISIBLE
-                }
             } else {
-                binding.surfaceInputOverlay.post {
                 binding.surfaceInputOverlay.visibility = View.INVISIBLE
             }
-            }
             if (!isInFoldableLayout) {
                 if (newConfig.orientation == Configuration.ORIENTATION_PORTRAIT) {
                     binding.surfaceInputOverlay.layout = InputOverlay.PORTRAIT