Bump typescript from 4.1.2 to 4.4.3 (#12)

Bumps [typescript](https://github.com/Microsoft/TypeScript) from 4.1.2 to 4.4.3.
- [Release notes](https://github.com/Microsoft/TypeScript/releases)
- [Commits](microsoft/TypeScript@v4.1.2...v4.4.3)

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

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

package.json

@@ -55,7 +55,7 @@
         "jest": "^26.0.1",
         "prettier": "^2.1.1",
         "ts-jest": "^26.0.0",
-        "typescript": "^4.0.2"
+        "typescript": "^4.4.3"
     },
     "jest": {
         "preset": "ts-jest",