feat: credential details branding update

[amanji]

Summary of Changes

Credential details branding updated to align with Aries RFC 0755

Related Issues

N/A

Pull Request Checklist

Tick all boxes below to demonstrate that you have completed the respective task. If the item does not apply to your this PR check it anyway to make it apparent that there's nothing to do.

• All commits contain a DCO Signed-off-by line (we use the DCO GitHub app to enforce this);
• Updated LICENSE-3RD-PARTY.md for any added dependencies or vendored components;
• Updated documentation as needed for changed code and new or modified features;
• Added sufficient tests so that overall code coverage is not reduced.

If you have any questions to any of the points above, just submit and ask! This checklist is here to help you, not to deter you from contributing!

Pro Tip 🤓

• Read our contribution guide at least once; it will save you a few review cycles!
• Your PR will likely not be reviewed until all the above boxes are checked and all automated tests have passed.

PR template adapted from the Python attrs project.

[jleach]

@amanji LGTM. Need to check the boxes above in the description.