Add auth.json for Scrutinzer

Author: schmengler

auth.json

@@ -0,0 +1,8 @@
+{
+    "http-basic": {
+        "repo.magento.com": {
+            "username": "438956769d577f67f247510ffa624225",
+            "password": "b5d1664bb6ee2d27ec75dd36d6a2ac4e"
+        }
+    }
+}