Merge "Modify ripple for cancel button in search bar in widget picker." into sc-dev am: 8fb6ca3e5e am: 5f7f8c3f74

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Launcher3/+/15142312

Change-Id: Ia809d5c5f8821a31eaa510a8c1f65d3e6a9fc3d8