iwlwifi: add new FWs from core81-65 release

Add the -84 ucode firmwares for the currently supported hardware and
update the PNVM binaries.

Build number: Core_build_core81-65
Revision: 8e5c544c (so, ty)

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

WHENCE

@@ -1052,6 +1052,9 @@ Version: 78.31fc9ae6.0
 File: iwlwifi-ty-a0-gf-a0-83.ucode
 Version: 80.e8f84e98.0
 
+File: iwlwifi-ty-a0-gf-a0-84.ucode
+Version: 81.8e5c544c.0
+
 File: iwlwifi-so-a0-gf4-a0-77.ucode
 Version: 74.f92b5fed.0
 
@@ -1067,6 +1070,9 @@ Version: 78.31fc9ae6.0
 File: iwlwifi-so-a0-gf4-a0-83.ucode
 Version: 80.e8f84e98.0
 
+File: iwlwifi-so-a0-gf4-a0-84.ucode
+Version: 81.8e5c544c.0
+
 File: iwlwifi-so-a0-gf-a0-77.ucode
 Version: 74.f92b5fed.0
 
@@ -1082,6 +1088,9 @@ Version: 78.31fc9ae6.0
 File: iwlwifi-so-a0-gf-a0-83.ucode
 Version: 80.e8f84e98.0
 
+File: iwlwifi-so-a0-gf-a0-84.ucode
+Version: 81.8e5c544c.0
+
 File: iwlwifi-so-a0-hr-b0-77.ucode
 Version: 74.f92b5fed.0
 
@@ -1091,6 +1100,9 @@ Version: 75.27f1c37b.0
 File: iwlwifi-so-a0-hr-b0-81.ucode
 Version: 78.31fc9ae6.0
 
+File: iwlwifi-so-a0-hr-b0-84.ucode
+Version: 81.8e5c544c.0
+
 File: iwlwifi-so-a0-jf-b0-77.ucode
 Version: 74.f92b5fed.0