bta::jv::rfcomm: Log when unable to remove failed connection am: 6ca74529 am: cc699c2f

Original change: https://android-review.googlesource.com/c/platform/packages/modules/Bluetooth/+/3095101



Change-Id: Id8e2b43425fd2870a4a7fdbd654954b1e6b032fb
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>