chore: bump typescript from 4.0.3 to 4.0.5 (#102)

Author: dependabot[bot]

package-lock.json

@@ -116,7 +116,7 @@
     "tslint": "^6.1.3",
     "tslint-config-prettier": "^1.18.0",
     "typedoc": "^0.19.2",
-    "typescript": "^4.0.3"
+    "typescript": "^4.0.5"
   },
   "dependencies": {
     "lodash-es": "^4.17.15"