docs: sd-prose docs [skip chromatic]

[auroraVasconcelos]

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

[MartaPintoTeixeira]

Can you put "Spacing" with H4 with bold? inside "Styling Options"?

[coraliefeil]

Approved