Merge pull request #2 from json-schema-tools/dependabot/npm_and_yarn/typescript-4.0.3

chore(deps-dev): bump typescript from 3.9.7 to 4.0.3

Author: BelfordZ

package-lock.json

@@ -36,7 +36,7 @@
     "ts-jest": "^24.1.0",
     "tslint": "^6.1.2",
     "typedoc": "^0.17.8",
-    "typescript": "^3.9.6",
+    "typescript": "^4.0.3",
     "webpack": "^4.31.0",
     "webpack-cli": "^3.3.2"
   },