Bump typescript from 4.1.4 to 4.3.4

Bumps [typescript](https://github.com/Microsoft/TypeScript) from 4.1.4 to 4.3.4.
- [Release notes](https://github.com/Microsoft/TypeScript/releases)
- [Commits](https://github.com/Microsoft/TypeScript/compare/v4.1.4...v4.3.4)

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

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

package.json

@@ -35,6 +35,6 @@
     "jest": "^26.6.3",
     "jest-circus": "^26.6.3",
     "ts-jest": "^26.5.6",
-    "typescript": "^4.1.4"
+    "typescript": "^4.3.4"
   }
 }