Gemfile in govuk_test-3.0.1 vs Gemfile in govuk_test-4.0.0

@@ -1,6 +1,6 @@
 source "https://rubygems.org"
 
-git_source(:github) {|repo_name| "https://github.com/#{repo_name}" }
+git_source(:github) { |repo_name| "https://github.com/#{repo_name}" }
 
 # Specify your gem's dependencies in govuk_test.gemspec
 gemspec