Merge "Delete media feature flag" into rvc-dev am: 9b01b8510a am: 91ba077612 am: 162d505e14

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Settings/+/12108974

Change-Id: I7734d178ac6cbd93a76d258c7edc22434d76ad19