ISBAT adjust Carousel block default setting

[gdandrija]

Is your feature request related to a problem? Please describe.

No, just the default Carousel block settings should be adjusted

Describe the solution you'd like

Instead of the default XL size and height of 400px, can we set the default size to S and height 120px?

Describe alternatives you've considered

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Additional context/screenshots

Initially submitted on WordPress.org: https://wordpress.org/support/topic/carousel-block-default-setting/