[TextInputLayout] Start outline cutout bounds at a y location of 0 to encompass any possible vertical shifts due to a size difference between the placeholder text and the edit text

PiperOrigin-RevId: 679308079

Author: imhappi

lib/java/com/google/android/material/textfield/TextInputLayout.java

@@ -4259,6 +4259,7 @@ private void openCutout() {
     // drawing area.
     cutoutBounds.offset(
         -getPaddingLeft(), -getPaddingTop() - cutoutBounds.height() / 2 + boxStrokeWidthPx);
+    cutoutBounds.top = 0;
     ((CutoutDrawable) boxBackground).setCutout(cutoutBounds);
   }