Bump typescript from 5.4.2 to 5.4.3

Bumps [typescript](https://github.com/Microsoft/TypeScript) from 5.4.2 to 5.4.3.
- [Release notes](https://github.com/Microsoft/TypeScript/releases)
- [Changelog](https://github.com/microsoft/TypeScript/blob/main/azure-pipelines.release.yml)
- [Commits](microsoft/TypeScript@v5.4.2...v5.4.3)

---
updated-dependencies:
- dependency-name: typescript
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]

package.json

@@ -28,7 +28,7 @@
   "devDependencies": {
     "eslint": "^8.57.0",
     "eslint-config-etherpad": "^4.0.4",
-    "typescript": "^5.4.2"
+    "typescript": "^5.4.3"
   },
   "scripts": {
     "lint": "eslint .",