Bluetooth: Enable logs for BT On and Off

Additional logs enabled for BT On and BT Off usecases. These
logs include the names of LDOs and GPIOs being configured and
enabled/disabled.

Change-Id: Ic91a1f8f8b95653ae913e8a90f95d7423513c22a
Signed-off-by: Umesh Vats <uvats@codeaurora.org>