test: remove eslint plugins that do not support FlatConfig

src/Umbraco.Web.UI.Client/package.json

@@ -244,10 +244,8 @@
 		"eslint-config-prettier": "^9.1.0",
 		"eslint-plugin-import": "^2.29.1",
 		"eslint-plugin-lit": "^1.14.0",
-		"eslint-plugin-lit-a11y": "^4.1.3",
 		"eslint-plugin-local-rules": "^3.0.2",
 		"eslint-plugin-prettier": "^5.1.3",
-		"eslint-plugin-storybook": "^0.8.0",
 		"eslint-plugin-wc": "^2.1.0",
 		"glob": "^10.3.10",
 		"globals": "^15.7.0",