wifi: iwlwifi: pcie: add support for BZ devices

Add support in BZ-FM and BZ-GL devices. Adjust current structs
steps to differ between the new devices.

Signed-off-by: Yaara Baruch <yaara.baruch@intel.com>
Signed-off-by: Gregory Greenman <gregory.greenman@intel.com>
Link: https://lore.kernel.org/r/20220906161827.0b7fc8487039.I984dcb58272e2f38c835e7aaa7e1ac646bc2f65e@changeid


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