8726 workflow add a test button in workflow code step (#9016)

- add test button to workflow code step
- add test tab to workflow code step


https://github.com/user-attachments/assets/e180a827-7321-49a2-8026-88490c557da2



![image](https://github.com/user-attachments/assets/cacbd756-de3f-4141-a84c-8e1853f6556b)

![image](https://github.com/user-attachments/assets/ee170d81-8a22-4178-bd6d-11a0e8c73365)

packages/twenty-front/src/generated/graphql.tsx

@@ -1277,8 +1277,6 @@ export type UpdateServerlessFunctionInput = {
 };
 
 export type UpdateWorkflowVersionStepInput = {
-  /** Boolean to check if we need to update stepOutput */
-  shouldUpdateStepOutput?: InputMaybe<Scalars['Boolean']>;
   /** Step to update in JSON format */
   step: Scalars['JSON'];
   /** Workflow version ID */