qcacld-3.0: Handle HE 160Mhz bandwidth rate report

Update tx rate flags to include 160Mhz bandwidth in
wma_set_bss_rate_flags_he.
Add HE 160 mcs to rate mapping for nss 1 and nss 2.
This change will fix incorrect bandwidth report via
IW command: iw wlan0 link.

Change-Id: Idd1adc4f2783b86a2a837999ea87bb38c813f213
CRs-Fixed: 2585078
5 files changed