Bump stylelint-config-standard from 18.3.0 to 20.0.0

Bumps [stylelint-config-standard](https://github.com/stylelint/stylelint-config-standard) from 18.3.0 to 20.0.0.
- [Release notes](https://github.com/stylelint/stylelint-config-standard/releases)
- [Changelog](https://github.com/stylelint/stylelint-config-standard/blob/master/CHANGELOG.md)
- [Commits](https://github.com/stylelint/stylelint-config-standard/compare/18.3.0...20.0.0)

Signed-off-by: dependabot-preview[bot] <support@dependabot.com>

package.json

@@ -30,7 +30,7 @@
     "rollup-plugin-vue": "5.1.6",
     "safe-eval": "^0.4.1",
     "stylelint": "^10.1.0",
-    "stylelint-config-standard": "^18.3.0",
+    "stylelint-config-standard": "^20.0.0",
     "vue-template-compiler": "^2.6.10"
   },
   "scripts": {