build(deps-dev): bump typescript from 4.8.4 to 4.9.3 (#139)

Bumps [typescript](https://github.com/Microsoft/TypeScript) from 4.8.4 to 4.9.3.
- [Release notes](https://github.com/Microsoft/TypeScript/releases)
- [Commits](microsoft/TypeScript@v4.8.4...v4.9.3)

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

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

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

package.json

@@ -41,7 +41,7 @@
     "superagent": "^8.0.0",
     "tap": "^16.0.0",
     "tsd": "^0.24.1",
-    "typescript": "4.8.4"
+    "typescript": "4.9.3"
   },
   "homepage": "http://github.com/fastify/fastify-request-context",
   "repository": {