qcacld-3.0: Cleanup wlan_chan_to_freq for iw/force_scc function

Cleanup wlan_chan_to_freq / wlan_freq_to_chan in following
functions:

wlan_hdd_ap_ap_force_scc_override
__iw_set_var_ints_getnone

Change-Id: I9c9de97ef64f6e4653c0457619b40e57767a874a
CRs-Fixed: 2561923
2 files changed