fix(core): Fix user comparison in same-user subworkflow caller policy (#7913)

https://linear.app/n8n/issue/PAY-992


https://community.n8n.io/t/executing-workflow-using-owner-role-created-by-another-user-fails/33443

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Co-authored-by: Omar Ajoue <krynble@gmail.com>

packages/workflow/src/Interfaces.ts

@@ -1888,6 +1888,7 @@ export interface IWorkflowExecuteAdditionalData {
 		workflowInfo: IExecuteWorkflowInfo,
 		additionalData: IWorkflowExecuteAdditionalData,
 		options: {
+			node?: INode;
 			parentWorkflowId?: string;
 			inputData?: INodeExecutionData[];
 			parentExecutionId?: string;