Save approved change requests as event data

[celinenilla]

Business Requirement
When approving a change request, the update should be saved as event data. Currently this is not the case which makes it harder to follow the updates performed to an individual or group.

Additional Information

• Priority: [High/Medium/Low]
• Dependencies: [Other tasks, modules, etc.]
• Attachments: [Screenshots, diagrams, etc.]

🔔 Note: This ticket should address common considerations without including country-specific content. Please ensure all references are generic and applicable across various contexts.