qcacld-3.0: Fix invalid opclass error while processing BCN RPT

In case if AP's country code present as "US 0x4" in beacon report
request, it means AP wants us to use global opclass.

Fix is to allow driver to use global opclass AP's country code
present as "US 0x4" in beacon report.

Change-Id: I3f6c132803dc4c5a85aea95c5fc39ac7be670aee
CRs-fixed: 2706733
1 file changed