Disable the optimization mode preference if the app is not settable am: 5cd3a729 am: d056edc1

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Settings/+/23235859



Change-Id: I0e9e1587a97fc165baa29e090972ecbfa69bce1f
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>