Revert "Bluetooth: SAP: Header files changes to support SAP on Bluedroid"

This reverts commit 763c68d048d268bd931dffa72000f52830ffe2d8.
Revert "Bluetooth: Added function prototype for codec."

This reverts commit bc8f39c85a4f1023d07fa8ef0c36d44655257bf4.
Revert "Bluetooth: Added new prototype of HFP feature bitmask."

This reverts commit 067b71ca3db734235905e73458067654e421038b.