chore(deps): update dependency webpack-cli to v6 (#2671)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

package-lock.json

@@ -42,6 +42,6 @@
     "karma-jasmine-jquery-2": "0.1.1",
     "karma-spec-reporter": "0.0.36",
     "karma-webpack": "5.0.1",
-    "webpack-cli": "5.1.4"
+    "webpack-cli": "6.0.1"
   }
 }