qcacmn: Extend support for 'setratemask' cmd

Currently the 'setratemask' command supports setting
the rate mask for upto MCS0-9 and NSS 4. Add 'lower32_2'
field in the ratemask_params struct to extend support
for the 'setratemask' command to set rate mask
for upto MCS0-11 and NSS 8.

Change-Id: I9c06ae238142dca37df9826ca34449dd34ee6782
CRs-fixed: 2251392
2 files changed