fix(ci): missing node types for "client" package

Author: sneko

packages/client/package.json

@@ -50,6 +50,7 @@
   },
   "devDependencies": {
     "@socialgouv/e2esdk-config-typescript": "workspace:*",
+    "@types/node": "^22.19.7",
     "sceau": "^1.3.0",
     "tsup": "^6.7.0",
     "typescript": "^5.9.3"