chore(deps): bump @types/node from 20.5.7 to 20.8.9

Bumps [@types/node](https://github.com/DefinitelyTyped/DefinitelyTyped/tree/HEAD/types/node) from 20.5.7 to 20.8.9.
- [Release notes](https://github.com/DefinitelyTyped/DefinitelyTyped/releases)
- [Commits](https://github.com/DefinitelyTyped/DefinitelyTyped/commits/HEAD/types/node)

---
updated-dependencies:
- dependency-name: "@types/node"
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

package.json

@@ -3,7 +3,7 @@
     "url": "https://github.com/bennycode/coinbase-pro-node/issues"
   },
   "dependencies": {
-    "@types/node": "20.5.7",
+    "@types/node": "20.8.9",
     "@types/ws": "8.5.5",
     "axios": "0.27.2",
     "axios-retry": "3.7.0",