Msft: Remove dead code from android target

msft hci command is considered as dead code on android as the feature
does not work by design.
In order to make it obvious this is not working, this CL removes the
code path from within phone binary

Test: mmm packages/modules/Bluetooth/system/gd
Bug: 311772251
Flag: Exempt, dead code removal
Change-Id: I192186d7a29b678feb20208110ef4926f46d0104