Merge "Remove 'on phone' from strings" into rvc-dev am: f8d3c259 am: 43c64975 am: 14377fd8 am: 6a4f80a2

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/DocumentsUI/+/11940694

Change-Id: I2c92d2feba637473846150148be78898a8083094