[LEBV-185] Fix date conversion for dates coming from MobbScan
🎯 Summary
There were a bug which saved incorrectly the birth date of an user.
🧪 How to test
Perform a complete customer onboarding and check in the agent's review panel that the birth date is correct.
🧠 Considerations
N/A
🧐 Checklist
- Changes work in Google Chrome
- Changes work in Safari
- [-] UI is responsive