Update L000569.yaml
Update L000569.yaml

change $topic to required. fix for #283
abrudtkuhl/contact-congress,dogooderapp/contact-congress,unitedstates/contact-congress,biwashingtonial/contact-congress,abrudtkuhl/contact-congress,biwashingtonial/contact-congress,dogooderapp/contact-congress,unitedstates/contact-congress