Merge "Show a toast message for apps not supporting multiple instances split"...

Merge "Show a toast message for apps not supporting multiple instances split" into tm-qpr-dev am: 26fb39d2

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/20481325



Change-Id: I745edf06a95a73b92b331b41202608228fa79605
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>