This is a temporary hack to fix the graphql requests

Closes #3461045

src/Plugin/GraphQL/DataProducer/WebformSubmit.php

@@ -123,10 +123,9 @@ class WebformSubmit extends DataProducerPluginBase implements ContainerFactoryPl
     string $id,
     // The GraphQL field context is only populated if it is at the end of the
     // argument list. Suppress the coding standards warning for this.
-    // @phpcs:ignore PEAR.Functions.ValidDefaultValue.NotAtEnd
-    array $elements = [],
-    ?string $sourceEntityType = NULL,
-    ?string $sourceEntityId = NULL,
+    array $elements,
+    ?string $sourceEntityType,
+    ?string $sourceEntityId,
     FieldContext $field,
   ): WebformSubmissionResult {
     // Create context and execute validation and submission in render context to