qcacld-3.0: Correct the 6GHz operation info in HE op IE

Correct the 6G operation info field values in HE operation IE.
And replace the legacy api with new 6G support api to calculate
channel center frequencies.

Change-Id: Icafdd72b386137a6a0c8d0de233d4fbdbd121610
CRs-Fixed: 2557233
3 files changed