wifi: iwlwifi: mvm: properly implement HE AP support

The firmware split the HE support field into HE and "pseudo HE",
the latter is really for AP and doesn't implement trigger frame
handling for example.

Use the new field for AP mode.

Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Gregory Greenman <gregory.greenman@intel.com>
Link: https://lore.kernel.org/r/20230416154301.34dbfefe2a49.I0e39cd35dbe03ff9209b26733746479eae1c8966@changeid


Signed-off-by: Johannes Berg <johannes.berg@intel.com>