Merge "Remove blur from launcher when in overview" into sc-dev am: 997ac6cddc am: 6ae358e5e6

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Launcher3/+/14829892

Change-Id: I997b0673784d3c57a664a23470aee9b25eaa5168