Use card layout for credentials tables

[timja]

Goal of this is to reduce duplication of information in e.g.:

Whilst making it easier to read and understand. Also should stop credentials with longer names of descriptions from overflowing and breaking out of the page.

Currently I've just done the domain list page as a starter to get any feedback:

Before:

After:

TODO:

• Update the main list credentials page
• Look at empty state

Testing done

Added a few credentials of differing types. Add ones without description

cc @janfaracik

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