Update dependency typescript to v3.9.5

Author: renovate-bot

test-e2e/typescript/package-lock.json

@@ -23,6 +23,6 @@
     "eslint-config-prettier": "6.11.0",
     "eslint-plugin-prettier": "3.1.3",
     "start-server-and-test": "1.11.0",
-    "typescript": "3.9.3"
+    "typescript": "3.9.5"
   }
 }