Update _config.yml

Author: Patrick Moore

_config.yml

@@ -53,7 +53,7 @@ google_site_verification:               # fill in to your verification string
 # The end of `jekyll-seo-tag` settings
 
 google_analytics:
-  id:                 # fill in your Google Analytics ID
+  id: G-G3FCKX0CVH    # fill in your Google Analytics ID
   # Google Analytics pageviews report settings
   pv:
     proxy_endpoint:   # fill in the Google Analytics superProxy endpoint of Google App Engine