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

src/Twig/HasRoleExtension.php

@@ -63,7 +63,7 @@ class HasRoleExtension extends AbstractExtension implements GlobalsInterface
         ];
     }
 
-    public function getGlobals()
+    public function getGlobals(): array
     {
         return [];
     }

src/Twig/MobileDetectExtension.php

@@ -53,7 +53,7 @@ class MobileDetectExtension extends AbstractExtension implements GlobalsInterfac
         ];
     }
 
-    public function getGlobals()
+    public function getGlobals(): array
     {
         return [];
     }