Merge "Arrow popup - adjust margin to account for RTL and LTR." into sc-dev am: 3395d1de7a

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Launcher3/+/14357192

Change-Id: I83ce40974b3273e6b339dcb37b69f42eeb75bca1