Update dependency tough-cookie to v6

Author: renovate[bot]

package.json

@@ -23,7 +23,7 @@
     "dotenv": "^17.0.0",
     "http-cookie-agent": "^6.0.8",
     "js-yaml": "^4.1.0",
-    "tough-cookie": "^5.1.2"
+    "tough-cookie": "^6.0.0"
   },
   "devDependencies": {
     "jest": "^30.2.0",