Accessibility : cannot focus radio/checkboxOne while no modality selected

[QRuhier]

Describe the bug

On radio/checkboxOne, if there is no modality selected, you cannot focus on the component with keyboard navigation

• [x] I tested it on the storybook, which leads me to believe that it's a lunatic bug.

Browser where the bug was tested

• [ ] Chrome
• [x] Firefox
• [ ] Safari
• [ ] Edge
• [ ] Other (please specify): **___**

[QRuhier]

no subject for Stromae-v3 considering that it is handled on lunatic-dsfr