Merge "Update folder preview and folder colors" into udc-dev am: e5021363

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Launcher3/+/23215755



Change-Id: Ie23cfe2c9511c2f102e5fcfd4ef859bf39860503
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>