fix sentence in documentation (#6048)
fix sentence in documentation (#6048)

Merge pull request 6048
fulldecent/jekyll,chrisfinazzo/jekyll,jaybe-jekyll/jekyll,tillgrallert/jekyll,gencer/jekyll,alex-kovac/jekyll,tomjohnson1492/jekyll,gencer/jekyll,jaybe-jekyll/jekyll,Strangehill/jekyll,rasa2011/rasa2011.github.io,getandpost/jekyll.github.io,chrisfinazzo/jekyll,gencer/jekyll,tillgrallert/jekyll,alex-kovac/jekyll,x-way/jekyll,alex-kovac/jekyll,getandpost/jekyll.github.io,yhironaka/yhironaka.github.io,jekyll/jekyll,jekyll/jekyll,tomjohnson1492/jekyll,tillgrallert/jekyll,tillgrallert/jekyll,jaybe-jekyll/jekyll,jekyll/jekyll,x-way/jekyll,ryanshaw/jekyll,tillgrallert/jekyll,Strangehill/jekyll,fulldecent/jekyll,chrisfinazzo/jekyll,gencer/jekyll,ryanshaw/jekyll,fulldecent/jekyll,rasa2011/rasa2011.github.io,fulldecent/jekyll,tomjohnson1492/jekyll,Strangehill/jekyll,rasa2011/rasa2011.github.io,chrisfinazzo/jekyll,tomjohnson1492/jekyll,Strangehill/jekyll,tomjohnson1492/jekyll,alex-kovac/jekyll,jaybe-jekyll/jekyll,alex-kovac/jekyll,getandpost/jekyll.github.io,x-way/jekyll,jekyll/jekyll,ryanshaw/jekyll,x-way/jekyll,gencer/jekyll,ryanshaw/jekyll,Strangehill/jekyll