Upgrade to Twig 3.0 (required for php8.4 support)

src/Twig/FormatCronExtension.php

@@ -57,7 +57,7 @@ class FormatCronExtension extends AbstractExtension implements GlobalsInterface
         ];
     }
 
-    public function getGlobals()
+    public function getGlobals(): array
     {
         return [];
     }