qcacld-3.0: Fix compilation issues with ocb functions
OCB header files shouldn't be under FEATURE_WLAN_CH_AVOID. During cld2.0 to
cld3.0 propagation ocb header file inclusion mistakenly got inside above
featurization. Relocate it outside the FEATURE_WLAN_CH_AVOID conditional.
Change-Id: Ib1cbc179dc0f5b769e18a4d7d8268081a25ede3f
CRs-Fixed: 975731