Fix operators highlighting in shell scripts
Fix operators highlighting in shell scripts

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