Bump @types/node from 13.13.5 to 14.0.1 (#173)

Bumps [@types/node](https://github.com/DefinitelyTyped/DefinitelyTyped/tree/HEAD/types/node) from 13.13.5 to 14.0.1.
- [Release notes](https://github.com/DefinitelyTyped/DefinitelyTyped/releases)
- [Commits](https://github.com/DefinitelyTyped/DefinitelyTyped/commits/HEAD/types/node)

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packages/ripple-keypairs/package.json

@@ -18,7 +18,7 @@
   },
   "devDependencies": {
     "@types/mocha": "^7.0.1",
-    "@types/node": "^13.5.2",
+    "@types/node": "^14.0.1",
     "@typescript-eslint/eslint-plugin": "^2.19.0",
     "@typescript-eslint/parser": "^2.16.0",
     "codecov": "^3.6.2",