CNE: Fix permission issue for nsrmConfig.db

Create /data/connectivity/nsrm with permission "0771 system system"
in init.qcom.rc file before cnd starts

Change-Id: Iee1a39d6d753f09ae7e80a1995db6c38e206709f
CRs-Fixed: 535608
Merge "CNE: Fix permission issue for nsrmConfig.db"