fix examId being cleared when editing approval workflow

src/pages/approval-workflows/[id]/edit.tsx

@@ -73,13 +73,9 @@ export default function Home({ user, workflow, workflowEntityApprovers }: Props)
         }));
 
         const editableWorkflow: EditableApprovalWorkflow = {
+            ...workflow,
             id: workflow._id?.toString() ?? "",
-            name: workflow.name,
-            entityId: workflow.entityId,
             requester: user.id, // should it change to the editor?
-            startDate: workflow.startDate,
-            modules: workflow.modules,
-            status: workflow.status,
             steps: editableSteps,
         };