Support for CSS Subgrid in Slides

[cf-ls]

Clear and concise description of the problem

Having swiper support CSS Subgrid for Slider Items to support modern web technology and modern web design standards.

Suggested solution

If the Element that holds the Items could be a Layout:Grid then it would open up more possibilities for designers.

Alternative

No response

Additional context

No response

Validations

• Follow our Code of Conduct
• Read the docs.
• Check that there isn't already an issue that request the same feature to avoid creating a duplicate.

Would you like to open a PR for this feature?

• I'm willing to open a PR