chore(deps-dev): bump @types/node from 11.15.4 to 13.7.6

Bumps [@types/node](https://github.com/DefinitelyTyped/DefinitelyTyped/tree/HEAD/types/node) from 11.15.4 to 13.7.6.
- [Release notes](https://github.com/DefinitelyTyped/DefinitelyTyped/releases)
- [Commits](https://github.com/DefinitelyTyped/DefinitelyTyped/commits/HEAD/types/node)

Signed-off-by: dependabot-preview[bot] <[email protected]>

Author: dependabot-preview[bot]

package-lock.json

@@ -98,7 +98,7 @@
     "@types/chai-as-promised": "^7.1.0",
     "@types/from2": "^2.3.0",
     "@types/mocha": "^5.2.5",
-    "@types/node": "^11.11.4",
+    "@types/node": "^13.7.6",
     "@types/sinon": "^7.0.6",
     "@typescript-eslint/eslint-plugin": "^1.9.0",
     "@typescript-eslint/parser": "^1.9.0",