chore(deps-dev): bump typescript from 5.5.4 to 5.6.3 in /webhook

Bumps [typescript](https://github.com/microsoft/TypeScript) from 5.5.4 to 5.6.3.
- [Release notes](https://github.com/microsoft/TypeScript/releases)
- [Changelog](https://github.com/microsoft/TypeScript/blob/main/azure-pipelines.release.yml)
- [Commits](microsoft/TypeScript@v5.5.4...v5.6.3)

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

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

webhook/package.json

@@ -31,7 +31,7 @@
   "devDependencies": {
     "@biomejs/biome": "1.8.3",
     "@cloudflare/workers-types": "^4.20240821.1",
-    "typescript": "^5.5.4",
+    "typescript": "^5.6.3",
     "wrangler": "^3.72.2"
   },
   "private": true,