audit: Fix a comment in set_user_session()
audit: Fix a comment in set_user_session()

Fix the comment regarding the setting of the user_hdr variable. This was
a left over from receiptomatic.

Signed-off-by: Andrew Clayton <02e0a999c50b1f88df7a8f5a04e1b76b35ea6a88@digital-domain.net>

ac000/fcgi_app_core,ac000/fcgi_app_core