qcacmn: Add WMI Support for Setting SU, MU TXBF Sounding Interval

Add WMI support to set SU and MU TX beamforming sounding interval on
host driver in addition to enabling/disabling the above ability.

Change-Id: Ic3ea109e47c0df13db2c919bbcdf5fc7d6164698
CRs-Fixed: 2169176
1 file changed