fix: fnmatch() expects parameter 2 to be a valid path, array given

src/QUI/Bricks/Brick.php

@@ -538,9 +538,13 @@ public function getCSSClasses()
      */
     public function hasCSSClass($pattern)
     {
-        if ($this->getAttribute('classes')
-            && \fnmatch($pattern, $this->getAttribute('classes'))
-        ) {
+        $cssClasses = $this->getAttribute('classes');
+
+        if (\is_array($cssClasses)) {
+            $cssClasses = \implode(' ', $cssClasses);
+        }
+
+        if ($cssClasses && \fnmatch($pattern, $cssClasses)) {
             return true;
         }