Merge "Modify ripple for cancel button in search bar in widget picker." into sc-dev am: 8fb6ca3e5e am: 6644b6f3d7

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

Change-Id: Ia9e64d0f7bb59c4575803d168e8785a397040bc9