fix stylelint config

Author: tschortsch

.stylelintrc.json

@@ -1,5 +1,5 @@
 {
-	"extends": "@wordpress/stylelint-config",
+	"extends": "@wordpress/stylelint-config/scss",
 	"rules": {
 		"at-rule-empty-line-before": null,
 		"at-rule-no-unknown": null,
@@ -9,6 +9,10 @@
 		"no-descending-specificity": null,
 		"rule-empty-line-before": null,
 		"selector-class-pattern": null,
-		"value-keyword-case": null
+		"value-keyword-case": null,
+		"scss/at-import-partial-extension": null,
+		"scss/no-global-function-names": null,
+		"scss/at-if-closing-brace-newline-after": null,
+		"scss/at-if-closing-brace-space-after": null
 	}
 }