Merge "Add string for "See more apps"" into rvc-dev am: 11e7231a75 am: ebc86a0717

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/11987678

Change-Id: Ib2efc9ece6e33ce7e80704d9d59e8f9f6af5bfd0