Merge "Update widget toast strings" into sc-dev am: 8e5a0a71f7

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Launcher3/+/13827967

MUST ONLY BE SUBMITTED BY AUTOMERGER

Change-Id: I8b5feda9488bb61e2a0ef8869b255a0977700ab0