SoC: msm: Add global mutex lock to fix the panic issue

Add global mutex lock to fix the race condition between
cal_utils_destroy_cal_types and cal_utils_clear_cal_block_q6maps
during continuous power on/off test.

CRs-Fixed: 2333759
Change-Id: If3bd2bb210665e798408a5d8a631f5c5cb6dcd45
Signed-off-by: Jhansi Konathala <cjkonat@codeaurora.org>