Merge "Decrease character limit for "Home settings" to 20." into sc-v2-dev am:...

Merge "Decrease character limit for "Home settings" to 20." into sc-v2-dev am: f0fa83e9 am: 97ad331b

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Launcher3/+/16132965

Change-Id: I5c1d87fc836391324441a1ee5124e51e3e754596