qcacld-3.0: Properly featurize mobile router

When CONFIG_MOBILE_ROUTER is enabled there are build failures
due to improper featurization of mobile router, so fix the
featurization.

Change-Id: Ic9e1f608bc631409fbb5bcf84fc3f4520d69a7c9
CRs-Fixed: 2355786
3 files changed