Fix unset option when using the current scope and it points to global
Fix unset option when using the current scope and it points to global

ekie/kakoune,Somasis/kakoune,danr/kakoune,occivink/kakoune,lenormf/kakoune,jjthrash/kakoune,ekie/kakoune,alexherbo2/kakoune,alexherbo2/kakoune,jkonecny12/kakoune,ekie/kakoune,ekie/kakoune,jjthrash/kakoune,mawww/kakoune,flavius/kakoune,lenormf/kakoune,jkonecny12/kakoune,mawww/kakoune,jkonecny12/kakoune,jkonecny12/kakoune,jjthrash/kakoune,Somasis/kakoune,danr/kakoune,casimir/kakoune,flavius/kakoune,Somasis/kakoune,alexherbo2/kakoune,danr/kakoune,flavius/kakoune,mawww/kakoune,jjthrash/kakoune,casimir/kakoune,lenormf/kakoune,danr/kakoune,Somasis/kakoune,lenormf/kakoune,casimir/kakoune,alexherbo2/kakoune,occivink/kakoune,occivink/kakoune,casimir/kakoune,mawww/kakoune,flavius/kakoune,occivink/kakoune