Fix menu position bug in BottomAppBar

Fixes bug where the MenuView would not be positioned correctly if the first call to replaceMenu() happened after the view was laid out.

PiperOrigin-RevId: 235046970

Author: cketcham

lib/java/com/google/android/material/bottomappbar/BottomAppBar.java

@@ -728,6 +728,9 @@ protected void onLayout(boolean changed, int l, int t, int r, int b) {
 
       setCutoutState();
     }
+
+    // Always ensure the MenuView is in the correct position after a layout.
+    setActionMenuViewPosition();
   }
 
   private BottomAppBarTopEdgeTreatment getTopEdgeTreatment() {
@@ -744,6 +747,9 @@ private void setCutoutState() {
       fab.setTranslationY(getFabTranslationY());
       fab.setTranslationX(getFabTranslationX());
     }
+  }
+
+  private void setActionMenuViewPosition() {
     ActionMenuView actionMenuView = getActionMenuView();
     if (actionMenuView != null) {
       actionMenuView.setAlpha(1.0f);