fix: incorrect indent of sd-footnotes

[christophsaile]

Description:

Definition of Reviewable:

• [ ] Documentation is created/updated
• [ ] Migration Guide is created/updated
• [ ] E2E tests (features, a11y, bug fixes) are created/updated
• [ ] Stories (features, a11y) are created/updated
• [ ] relevant tickets are linked

[christophsaile]

@coraliefeil can you do a review for the changes in chromatic ?:)

[coraliefeil]

Approved. Thanks a lot!