qcacmn: Populate aSpectral capability based on BW
Some chipsets don't have the capability to run agile Spectral with
160/80p80 modes. For this populate separate agile Spectral capability
for 160 MHz, 80p80 and non 160 MHz modes.
CRs-Fixed: 2549664
Change-Id: I7ae961d3f2bba33d1d3f73679f162823d54b6717