Image Banner: use container queries to support usage in kirby-grid and kirby-slides

[troelslenda]

Which issue does this PR close?

This PR closes #3663

What is the new behavior?

Use container queries for responsive behavior instead of relying on viewport width. This will support usage in kirby-grid, kirby-slides and many other usecases.

Displayed in the new storybook story.

Does this PR introduce a breaking change?

• Yes
• No

Are there any additional context?

Checklist:

The following tasks should be carried out in sequence in order to follow the process of contributing correctly.

Reminders

• Make sure you have implemented tests following the guidelines in: "The good: Test".
• Make sure you have updated the cookbook with examples and showcases (for bug fixes, enhancements & new components).

Review

• Determine if your changes are a fix, feature or breaking-change, and add the matching label to your PR. If it is tooling, dependency updates or similar, add ignore-for-release.
• Do a self-review.
• Request that the changes are code-reviewed
• Request that the changes are UX reviewed (only necessary if your PR introduces visual changes)

When the pull request has been approved it will be merged to develop by Team Kirby.

[RasmusKjeldgaard]

Great work, I have some comments you can consider.
Most of it are just suggestions, but I would prefer if the docs-related comments are taken care of before I approve.

[RasmusKjeldgaard]

Thanks a lot for contributing this!