Merge "Removing menu and dialog for custom actions hanlding. These do not work well with gesture-nav and can potentially block the Launcher UI." into sc-dev am: 3c5e748b36

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Launcher3/+/13540210

MUST ONLY BE SUBMITTED BY AUTOMERGER

Change-Id: I11ca15ca68e944732af5270c56c06d0de06fef99