chore(deps): update dependency typescript to v4

Author: renovate[bot]

package-lock.json

@@ -34,7 +34,7 @@
     "jest-circus": "27.3.1",
     "prettier": "1.19.1",
     "ts-jest": "27.0.7",
-    "typescript": "3.9.10"
+    "typescript": "4.8.2"
   },
   "husky": {
     "skipCI": true,