iwlwifi: add new FWs from core75-47 release

Add the -78.ucode firmwares for the currently supported hardware and
update the PNVM binaries.

Build number: Core_build_core75-47
Revision: 3bfdc55f (so, ty)

Signed-off-by: Gregory Greenman <gregory.greenman@intel.com>

WHENCE

@@ -1316,12 +1316,21 @@ Version: 74.f92b5fed.0
 File: iwlwifi-ty-a0-gf-a0-77.ucode
 Version: 74.f92b5fed.0
 
+File: iwlwifi-ty-a0-gf-a0-78.ucode
+Version: 75.3bfdc55f.0
+
 File: iwlwifi-so-a0-gf4-a0-77.ucode
 Version: 74.f92b5fed.0
 
+File: iwlwifi-so-a0-gf4-a0-78.ucode
+Version: 75.3bfdc55f.0
+
 File: iwlwifi-so-a0-gf-a0-77.ucode
 Version: 74.f92b5fed.0
 
+File: iwlwifi-so-a0-gf-a0-78.ucode
+Version: 74.3bfdc55f.0
+
 File: iwlwifi-so-a0-hr-b0-77.ucode
 Version: 74.f92b5fed.0