Appease Rubocop 57.2

Author: DirtyF

lib/jekyll-gist/gist_tag.rb

@@ -36,7 +36,7 @@ def render(context)
     {% gist user/1234567 foo.js %}
     {% gist 28949e1d5ee2273f9fd3 %}
     {% gist 28949e1d5ee2273f9fd3 best.md %}
-  EOS
+          EOS
         end
       end