Merge pull request railsbridge#492 from RailsBridge-CapeTown/tiny-contrib-typo

Fix tiny first time typo

Author: tjgrathwell

CONTRIBUTING.md

@@ -71,7 +71,7 @@ maintainers to love you. :heart:*
 
 Relax, you came to the right place. In order to contribute you'll need to be
 able to familiarize yourself with some concepts from git and GitHub. It's going
-to be a lot of information, but you're :sparkles:awesome:sparkles:! So you it'll
+to be a lot of information, but you're :sparkles:awesome:sparkles:! So you'll
 be fine.
 
 First, you'll need a GitHub account, which is totally free. You can sign up