Append 4 bytes enhancement flags in ANI_MSG_APP_REG_RSP message. NL_ENABLE_OEM_REQ_RSP i.e. 0x00000001 in ANI_MSG_APP_REG_RSP message represents host driver support for NLA type request and response for oem commands. Change-Id: I5d07d017a27b676537c24fbf15f224af8964c665 CRs-Fixed: 2591896