UEFI Spec 2.7 introduces BluetoothAttribute and BluetoothLeConfig protocols. The patch adds the definitions for them. Contributed-under: TianoCore Contribution Agreement 1.0 Signed-off-by: Ruiyu Ni <ruiyu.ni@intel.com> Reviewed-by: Jiewen Yao <jiewen.yao@intel.com>