Merge "Fixing wrong alpha for disbled icon" into tm-dev am: 8ca6e815

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Launcher3/+/18237481



Change-Id: Ib051d4d20d8afe9de7b88d0ad175d1bc4b3037eb
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>