qcacld-3.0: Remove is_nan_enabled flag from wma_handle_t

The is_nan_enabled flag in wma_handle_t is written but never read.
Since it is unused, remove it along with the logic that writes it.

Change-Id: I3e7d09ac1ab77427d37a8a45ca5f1612b05c5339
CRs-Fixed: 2370875
2 files changed