fix: Use Str::label to auto-label searches

Author: bastianallgeier

src/Panel/State.php

@@ -240,7 +240,7 @@ public function searches(): array
 				foreach ($area->searches() as $id => $params) {
 					$searches[$id] = [
 						'icon'  => $params['icon'] ?? 'search',
-						'label' => $params['label'] ?? Str::ucfirst($id),
+						'label' => $params['label'] ?? Str::label($id),
 						'id'    => $id
 					];
 				}