chore: adjust tests to changed role labels

tests/Twig/AppRuntimeRoleLabelsTest.php

@@ -13,7 +13,7 @@ class AppRuntimeRoleLabelsTest extends TestCase
     public function testEffectiveRolesAreLabelled(): void
     {
         self::assertSame(
-            ['Teamer:in', 'Preisrechner'],
+            ['Teamer:in', 'GRO-Expert:in'],
             $this->runtime()->effectiveRoles([Role::TEAMER, Role::GROUPS_MANAGER]),
         );
     }