Merge "Removing unused keyboard handling code" into sc-dev am: de18647f91

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Launcher3/+/13438583

MUST ONLY BE SUBMITTED BY AUTOMERGER

Change-Id: I2603b70e4e07e6ef4d4ee97bd23964acf1a1f4b9