iwlwifi: Fix FW name for gl

Fix FW name for gl use the crf fm and not fm7, since the
later no longer exists.

Signed-off-by: Matti Gottlieb <matti.gottlieb@intel.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
Link: https://lore.kernel.org/r/iwlwifi.20211204174546.497b2f2c587d.If71fa8cbed043c15f927bb78cb8a695625a362dd@changeid


Signed-off-by: Luca Coelho <luciano.coelho@intel.com>