Revert "Bluetooth: Add support for sending priority to btif layer"

This reverts commit 061cb063d9c9efda1e070ddb0322979e63838e17.
Revert "Bluetooth: HID : Add support for Set Idle and Get Idle commands"

This reverts commit 2121b51c34a2b5383a3a6826bd665dfbd76aed97.
Revert "MAP: Implementation of MAP Client role on Bluedroid."

This reverts commit 234c570b580af7924fbe274c81c91b13255ebf20.