Merge "[Ongoing Call Chip] Remove the chip when an ongoing call notification...

Merge "[Ongoing Call Chip] Remove the chip when an ongoing call notification is updated to a non-ongoing call notification." into sc-dev am: 168ba653 am: eae4ab22

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/14505597

Change-Id: I38d648b01202fbe81440f046470f262dd0524b93