If CONFIG_HIF_SDIO enabled, the extern reference
of function target_register_tbl_attach() in bmi_msg.h
conflict with its prototype defined in qca-wifi-host-cmn.
Delete the extern reference since it's useless here.
Change-Id: I441ab584758f6d61259dd70a6bdb151b6e2a72e4
CRs-Fixed: 2004353
add firmware common files into separated project.
Included firmware common htt and wmi.
Included hardware common header files for napier and hawkeye
Change-Id: I8724057eb9aa21f7614231d1943177e780ed16b1
CRs-fixed: 1074308