wifi: mac80211: fix incorrect comment

As opposed to what the comment says, we don't count in the skb size of
the association request frame the length of the Per STA Profile of the
association link. Fix the comment.

Reviewed-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Miri Korenblit <miriam.rachel.korenblit@intel.com>
Link: https://patch.msgid.link/20250908122652.7022f33b1f33.Iac0d35744df883e8b96d71bbe8da518cc5d514bf@changeid


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