ASoC: qdsp6v2: Move calibration header files

It is possible that the audio calibration header files will be used from
other modules within audio drivers. Move the header files to common
common location to be accesible by other modules.

Change-Id: I6d48126865f2c3b35f1bdbff42f62456932d6bd2
Signed-off-by: Bhalchandra Gajare <gajare@codeaurora.org>