Merge "Handle non-exist permission group correctly for pm list permissions" am: 68872927

Original change: https://android-review.googlesource.com/c/platform/frameworks/base/+/1734914



Change-Id: Ibe788cb7146d2981ae44561c5887b6c644fe6a3a
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>