chore(package): update dotenv-extended to version 2.4.0

Author: greenkeeper[bot]

package.json

@@ -29,7 +29,7 @@
     "cookie-parser": "~1.4.3",
     "cors": "^2.8.4",
     "debug": "~3.1.0",
-    "dotenv-extended": "^2.2.0",
+    "dotenv-extended": "^2.4.0",
     "express": "~4.16.0",
     "http-errors": "~1.7.0",
     "jade": "~1.11.0",