Remove MAN_KEEP_FORMATTING for doc.kak
Remove MAN_KEEP_FORMATTING for doc.kak

Fixes #1098

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