Merge "Update string to enable transcode via MTP" into sc-dev am: 17608ff21a am: 0eebaf719e

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Settings/+/15095781

Change-Id: I24f18d35110a9ec0748addc5fde327f7aaf2fc2e