hal: send audio calibration for speaker protection Tx device

Device specific calibration needs to send to DSP for speaker
protection algorithm to work. Currently audio HAL does not send
speaker protection TX device calibration to DSP due to improper
input device checks. Fix this issue by adding appropriate check
to get speaker protection TX device.

Change-Id: I65a2e9079736a9104788e79977f2bd46975b9903