chore: Fix syntax in .stylelintrc

frappe/.stylelintrc

@@ -1,8 +1,8 @@
- {
-	extends: ["stylelint-config-recommended"],
-	plugins: ["stylelint-scss"],
-	rules: {
+{
+	"extends": ["stylelint-config-recommended"],
+	"plugins": ["stylelint-scss"],
+	"rules": {
 		"at-rule-no-unknown": null,
 		"scss/at-rule-no-unknown": true
 	}
-};
+}