[automerger skipped] unittest: Enum-ify tBTA_DM_STATE and add...

[automerger skipped] unittest: Enum-ify tBTA_DM_STATE and add bta_dm_state_text am: 24c4dc0b -s ours

am skip reason: Merged-In I65fdb8b34fd390fadf6589c4b55e6d0339e25ecf with SHA-1 f48276e5 is already in history

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/modules/Bluetooth/+/20380779



Change-Id: I90fbdf91dc5856efe936b34e49762a99f3af611e
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>