fixes some markup issues in the js style guide docs
fixes some markup issues in the js style guide docs

jirutka/gitlabhq,iiet/iiet-git,jirutka/gitlabhq,iiet/iiet-git,axilleas/gitlabhq,axilleas/gitlabhq,stoplightio/gitlabhq,dreampet/gitlab,dreampet/gitlab,dreampet/gitlab,stoplightio/gitlabhq,dreampet/gitlab,stoplightio/gitlabhq,mmkassem/gitlabhq,axilleas/gitlabhq,jirutka/gitlabhq,jirutka/gitlabhq,stoplightio/gitlabhq,mmkassem/gitlabhq,iiet/iiet-git,mmkassem/gitlabhq,mmkassem/gitlabhq,iiet/iiet-git,axilleas/gitlabhq