chore(deps): update dependency vitest-mock-extended to v4

Author: renovate[bot]

package.json

@@ -28,7 +28,7 @@
     "typescript": "5.9.3",
     "vite": "7.1.11",
     "vitest": "4.0.16",
-    "vitest-mock-extended": "3.1.0",
+    "vitest-mock-extended": "4.0.0",
     "vue-tsc": "3.1.0",
     "vue3-gettext": "^2.4.0"
   },