Bump typescript from 3.9.9 to 4.2.2

Bumps [typescript](https://github.com/Microsoft/TypeScript) from 3.9.9 to 4.2.2.
- [Release notes](https://github.com/Microsoft/TypeScript/releases)
- [Commits](https://github.com/Microsoft/TypeScript/commits)

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

package.json

@@ -54,7 +54,7 @@
     "mocha": "^7.1.0",
     "nyc": "^15.0.0",
     "ts-node": "^8.4.1",
-    "typescript": "^3.6.3"
+    "typescript": "^4.2.2"
   },
   "dependencies": {
     "uuid": "^7.0.2"