Update dependency morgan to ~1.10.0

Author: renovate[bot]

package-lock.json

@@ -12,7 +12,7 @@
     "debug": "~2.6.9",
     "express": "~4.16.1",
     "http-errors": "~1.6.3",
-    "morgan": "~1.9.1",
+    "morgan": "~1.10.0",
     "mustache-express": "^1.3.0"
   }
 }