chore(deps): update dependency webpack-cli to v6

Author: renovate[bot]

package.json

@@ -63,7 +63,7 @@
     "typescript-eslint": "^8.19.0",
     "vite": "^6.0.0",
     "vitest": "^3.0.0",
-    "webpack-cli": "^5.1.4"
+    "webpack-cli": "^6.0.0"
   },
   "license": "AGPL-3.0-only",
   "author": {