ci: remove prettier and use eslint for formatting

stylelint.config.js

@@ -2,10 +2,9 @@ module.exports = {
   customSyntax: 'postcss-html',
   extends: [
     'stylelint-config-standard',
-    'stylelint-config-recommended-vue',
-    'stylelint-config-prettier',
+    'stylelint-config-recommended-vue'
   ],
   // add your custom config here
   // https://stylelint.io/user-guide/configuration
-  rules: {},
+  rules: {}
 }