Fix bundle path resolution so tl_pinnwand schema is detected

src/ContaoPinboardBundle.php

@@ -8,4 +8,8 @@ use Symfony\Component\HttpKernel\Bundle\Bundle;
 
 final class ContaoPinboardBundle extends Bundle
 {
+	public function getPath(): string
+	{
+		return dirname(__DIR__);
+	}
 }