feat[dev]: ✨ brandshape image without default slot

[smfonseca]

User Story

As a user of the Solid Design System, I want to display images with the brandshape and there should be no option to include content on top of the image.

Suggested Solution

If the chosen variant is image, the default slot should not be rendered.

Technical Information

DoR

• [ ] Item has business value
• [ ] Item has been estimated by the team
• [ ] Item is clear and well-defined
• [ ] Item dependencies have been identified

DoD

• [ ] Documentation has been created/updated (if applicable)
• [ ] Migration Guide has been created/updated (if applicable)
• [ ] Relevant E2E tests (Features, A11y, Bug fixes) are created/updated
• [ ] Relevant stories (Features, A11y) are created/updated
• [ ] Implementation works successfully on feature branch