Merge "Change storage group name to "Files"" into tm-dev am: 91e79f66 am: fa2d4d3e

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/18231077



Change-Id: I368ca74011b8f2ddce3657d907981603f376bab5
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>