Merge "Add more education tips for widgets. (2/3)" into sc-dev am: 8a8c36cca9 am: e922aca5e3

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Launcher3/+/14678271

Change-Id: Id2e7cedfb162ea08593574c759d2dfc0adb5d364