[LEBV-12] Document dropdowns, MobbScan integration and personal data form

🎯 Summary

This MR solves two JIRA tickets:

Summarising, this MR implements the second step in the Lebara onboarding process without the backend integrations. Please, check Considerations section for further details.

🧪 How to test

The following instructions are the "happy path" of the user flow, but it is encouraged to test other variations and read the Considerations section.

Introduce some random PUK and phone fields and click on continue
Select Spain and ID in the first selector, and ID in the second one (MobbScan UI should appear).
Scan a document.
When it is scanned a form will appear. The scanned data should appear in a panel like the one shown in the third image. These could be edited if "Edit" button is clicked. Other fields should be completed to enable the "Continue" button.
Click on "Continue", and a log similar to this should appear in the console:
You can click in "Edit" button to return to the step and the data in the form should be the submitted one.

🧠 Considerations

🛑 This MR does not solve:

Desktop layout
Complete error management of MobbScan
Experian integration
Currently only Spanish ID are being scanned by Mobbscan, other documents will not work

✅ Things that this MR solves:

Configures MobbScan to scan one side of a document or both depending if Passport or DNI is selected (but passports scanning does not work yet).
Full localization
If some value is not scanned correctly by MobbScan the form is shown completely (not as shown in the third image, when the scanned data appears in read-only mode.

🧐 Checklist

Changes work in Google Chrome
Changes work in Safari
UI is responsive