chore(package): update @types/node to version 14.0.7

Closes #22

Author: greenkeeper[bot]

package.json

@@ -49,7 +49,7 @@
     "@types/bluebird-global": "^3.5.12",
     "@types/lodash": "^4.14.138",
     "@types/nock": "^11.1.0",
-    "@types/node": "^12.7.5",
+    "@types/node": "^14.0.7",
     "@types/uuid": "^3.4.5",
     "ava": "^2.4.0",
     "nock": "^11.3.4",