Merge "Update unsupported split app error text" into tm-qpr-dev am: bddda819

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Launcher3/+/20472165



Change-Id: I12da6dde8f8e5efce24c1ef0b3f3b05453c8b489
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>