Merge "[Search] Hide A-Z list when search is entered from QSB" into sc-v2-dev am: 4ff90a435e

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Launcher3/+/16049078

Change-Id: Ic29aebfb262f1efd9fabadd737b2c90e6d8da812