wifi: iwlwifi: mvm: use vif P2P type helper

Use ieee80211_vif_type_p2p instead of checking for IFTYPE_AP in
combination with vif->p2p.

Signed-off-by: Benjamin Berg <benjamin.berg@intel.com>
Signed-off-by: Miri Korenblit <miriam.rachel.korenblit@intel.com>
Link: https://msgid.link/20240512072733.15a00a812c1b.I5ffee795d960c9beda46a934f5b4c70acde112f9@changeid


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