Merge "Add more education tips for widgets. (1/3)" into sc-dev am: e6521ad542 am: ba4eaf73b5

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Launcher3/+/14620021

Change-Id: I9e3d9742444c679b2bb4e4e117f4f92a6f022388