misc/vim/plugin/factor.vim: remove trailing whitespace
misc/vim/plugin/factor.vim: remove trailing whitespace

mcandre/factor,mcandre/factor,erg/factor,mcandre/factor,mcandre/factor,erg/factor,erg/factor,erg/factor,erg/factor,mcandre/factor,erg/factor,mcandre/factor,mcandre/factor,erg/factor