qcacld-3.0: Rename operationChannel in struct hdd_connection_info

The Linux Coding Style frowns upon mixed-case names so rename field
operationChannel in struct hdd_connection_info to be compliant.

Change-Id: Ic6d600997fc41a17c1ff6502a576b14b3f3ca2c0
CRs-Fixed: 2409884
9 files changed