Fixing syntax error with composer JSON

composer.json

@@ -7,7 +7,7 @@
     "authors": [
         {
             "name": "Jonny Wenmoth",
-            "email": "contact@jonnyw.me"
+            "email": "contact@jonnyw.me",
             "homepage": "http://jonnyw.me/"
         }
     ],