highlighters: add some optimization flags to regexes
highlighters: add some optimization flags to regexes

alexherbo2/kakoune,occivink/kakoune,Somasis/kakoune,rstacruz/kakoune,Asenar/kakoune,Somasis/kakoune,jjthrash/kakoune,elegios/kakoune,danielma/kakoune,xificurC/kakoune,rstacruz/kakoune,mawww/kakoune,occivink/kakoune,elegios/kakoune,jkonecny12/kakoune,danr/kakoune,xificurC/kakoune,danielma/kakoune,danr/kakoune,mawww/kakoune,xificurC/kakoune,rstacruz/kakoune,mawww/kakoune,Asenar/kakoune,ekie/kakoune,occivink/kakoune,zakgreant/kakoune,ekie/kakoune,lenormf/kakoune,lenormf/kakoune,ekie/kakoune,Somasis/kakoune,danr/kakoune,zakgreant/kakoune,ekie/kakoune,jjthrash/kakoune,casimir/kakoune,casimir/kakoune,casimir/kakoune,flavius/kakoune,jkonecny12/kakoune,flavius/kakoune,alexherbo2/kakoune,alexherbo2/kakoune,casimir/kakoune,elegios/kakoune,danielma/kakoune,Somasis/kakoune,alexherbo2/kakoune,occivink/kakoune,zakgreant/kakoune,xificurC/kakoune,elegios/kakoune,lenormf/kakoune,mawww/kakoune,jkonecny12/kakoune,zakgreant/kakoune,jjthrash/kakoune,jkonecny12/kakoune,Asenar/kakoune,danr/kakoune,alpha123/kakoune,alpha123/kakoune,danielma/kakoune,alpha123/kakoune,rstacruz/kakoune,Asenar/kakoune,flavius/kakoune,flavius/kakoune,jjthrash/kakoune,alpha123/kakoune,lenormf/kakoune