fixed indentation

fixes: CNVS-12681

test plan:
- code formatting only, no qa needed

Change-Id: Ia209fb7d8012aa56f0904a1c9c30b129c8643a74
Reviewed-on: https://gerrit.instructure.com/33868
Tested-by: Jenkins <jenkins@instructure.com>
Reviewed-by: Simon Williams <simon@instructure.com>
Product-Review: Simon Williams <simon@instructure.com>
QA-Review: Simon Williams <simon@instructure.com>

gems/facebook/lib/facebook/connection.rb

@@ -17,7 +17,7 @@
 #
 
 module Facebook
-class Connection
+  class Connection
     API_URL = 'https://api.facebook.com'
     GRAPH_URL = 'https://graph.facebook.com'
 
@@ -134,5 +134,5 @@ class Connection
       "http#{config['disable_ssl'] ? '' : 's'}"
     end
     private_class_method :protocol
-end
+  end
 end