Merge "Tapl Widgets: Don't use container width as gesture margin" into sc-v2-dev am: 79350ef1bc am: 60bbc7c74f

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Launcher3/+/16365181

Change-Id: Id7249c0341f36ec5f19e86b4dea47c9f14f4a884