wifi: iwlwifi: bump FW API to 74 for AX devices

Start supporting API version 74 for AX devices.

Signed-off-by: Golan Ben Ami <golan.ben.ami@intel.com>
Link: https://lore.kernel.org/r/20230127002430.80012ee4c5d6.I45ba1f8bf923d242ef2ffeb160d736120c8add65@changeid


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