[automerger skipped] [RESTRICT AUTOMERGE] AccessibilityManagerService: remove uninstalled services from enabled list after service update. am: 412427d7a8 -s ours am: 836790b911 -s ours

am skip reason: contains skip directive

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/26709091

Change-Id: I80cc380e1073a7b7510d33c928a6ee68f9afe488
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>