Fixed Debug TS test project

Signed-off-by: Victor Rubezhny <[email protected]>

Author: vrubezhny

org.eclipse.wildwebdeveloper.tests/testProjects/HelloWorldTS/package.json

@@ -11,6 +11,6 @@
   "description": "",
   "devDependencies": {
     "@types/node": "^14.0.11",
-    "typescript": "^3.8.3"
+    "typescript": "^4.8.3"
   }
 }