Add specs for converting different types of newlines within comments
Add specs for converting different types of newlines within comments

See sass/dart-sass#623

sass/sass-spec,nschonni/sass-spec,sass/sass-spec,nschonni/sass-spec,nschonni/sass-spec,sass/sass-spec,mgreter/sass-spec,sass/sass-spec,mgreter/sass-spec,mgreter/sass-spec,nschonni/sass-spec