Remove installation instructions with Homebrew (#7381)
Remove installation instructions with Homebrew (#7381)

Merge pull request 7381
x-way/jekyll,yhironaka/yhironaka.github.io,x-way/jekyll,fulldecent/jekyll,jekyll/jekyll,Strangehill/jekyll,chrisfinazzo/jekyll,x-way/jekyll,tillgrallert/jekyll,tillgrallert/jekyll,Strangehill/jekyll,ryanshaw/jekyll,jaybe-jekyll/jekyll,chrisfinazzo/jekyll,chrisfinazzo/jekyll,jaybe-jekyll/jekyll,jekyll/jekyll,ryanshaw/jekyll,ryanshaw/jekyll,tillgrallert/jekyll,Strangehill/jekyll,jekyll/jekyll,jaybe-jekyll/jekyll,x-way/jekyll,jaybe-jekyll/jekyll,fulldecent/jekyll,Strangehill/jekyll,ryanshaw/jekyll,chrisfinazzo/jekyll,tillgrallert/jekyll,fulldecent/jekyll,fulldecent/jekyll,jekyll/jekyll,tillgrallert/jekyll,Strangehill/jekyll