chore(deps): update dependency typescript to v6

Author: renovate[bot]

vscode-testextension/package-lock.json

@@ -56,7 +56,7 @@
         "mocha": "^11.0.0",
         "source-map-support": "^0.5.21",
         "tmp-promise": "^3.0.3",
-        "typescript": "^5.2.2"
+        "typescript": "^6.0.0"
     },
     "dependencies": {
         "vscode-languageclient": "^9.0.1",