chore(deps): update dependency typescript to v4.9.4

Author: renovate[bot]

mock-server/package-lock.json

@@ -60,7 +60,7 @@
     "jest": "27.5.1",
     "ts-jest": "27.1.5",
     "tslint": "6.1.3",
-    "typescript": "4.0.5",
+    "typescript": "4.9.4",
     "wait-on": "6.0.1"
   }
 }

mock-server/package.json

@@ -85,6 +85,6 @@
     "gts": "3.1.1",
     "mocha": "9.2.2",
     "@exxeta/openapi-cop-mock-server": "1.0.1",
-    "typescript": "4.0.5"
+    "typescript": "4.9.4"
   }
 }