Merge "media: release mediaplayerservice lock while dumping services" into...

Merge "media: release mediaplayerservice lock while dumping services" into tm-dev am: 1bb520ee am: 34147df5

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/av/+/18444545



Change-Id: I628fd4ddfcabeede630e7906062127a485f46cf6
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>