chore(package): update @types/node to version 11.13.7

Closes #14

Author: greenkeeper[bot]

package.json

@@ -52,7 +52,7 @@
     "@types/faker": "4.1.5",
     "@types/filesize": "4.1.0",
     "@types/jest": "24.0.11",
-    "@types/node": "11.11.0",
+    "@types/node": "11.13.7",
     "@types/numeral": "0.0.25",
     "@types/pad": "1.0.2",
     "angular": "1.7.7",