qcacmn: Implement WIFI_POS commands

Implement following commands for WIFI_POS:
1) ANI_MSG_APP_REG_REQ
2) ANI_MSG_CHANNEL_INFO_REQ
3) ANI_MSG_SET_OEM_CAP_REQ
4) ANI_MSG_GET_OEM_CAP_REQ
5) ANI_MSG_OEM_DATA_REQ
6) ANI_MSG_PEER_STATUS_IND

Change-Id: I7e3b502660b169f4cdb654cb5f433446a24d2421
CRs-Fixed: 2003488
10 files changed