Bump typescript from 4.3.3 to 4.3.4 (#59)

Bumps [typescript](https://github.com/Microsoft/TypeScript) from 4.3.3 to 4.3.4.
- [Release notes](https://github.com/Microsoft/TypeScript/releases)
- [Commits](microsoft/TypeScript@v4.3.3...v4.3.4)

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

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

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

package.json

@@ -43,7 +43,7 @@
     "superagent": "^6.1.0",
     "tap": "^15.0.9",
     "tsd": "^0.17.0",
-    "typescript": "4.3.3"
+    "typescript": "4.3.4"
   },
   "engines": {
     "node": ">=10.16.0"