manifest.xml: drop android.hardware.bluetooth hal am: d9f5a35f70

Original change: https://android-review.googlesource.com/c/device/linaro/dragonboard/+/3380182

Change-Id: I8c5f27e0340487fc1811dcac96a670c45c7525f8
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>