Merge "Update overview clear all button to be larger" into sc-v2-dev am: 67ddd0fefd am: 9184e1f3f4

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Launcher3/+/16183382

Change-Id: Ic9b9ca681e0030b3076f3607788c42b0f2a89019