chore(deps): Bump @types/split2 from 4.2.2 to 4.2.3

Bumps [@types/split2](https://github.com/DefinitelyTyped/DefinitelyTyped/tree/HEAD/types/split2) from 4.2.2 to 4.2.3.
- [Release notes](https://github.com/DefinitelyTyped/DefinitelyTyped/releases)
- [Commits](https://github.com/DefinitelyTyped/DefinitelyTyped/commits/HEAD/types/split2)

---
updated-dependencies:
- dependency-name: "@types/split2"
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

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

package.json

@@ -35,7 +35,7 @@
     "@relaycorp/shared-config": "^1.14.1",
     "@types/jest": "^29.5.4",
     "@types/node": "^20.8.10",
-    "@types/split2": "^4.2.2",
+    "@types/split2": "^4.2.3",
     "del-cli": "^5.0.0",
     "get-port": "^7.0.0",
     "jest": "^29.6.4",