Index updated for HH-HIC data card.

[liambarrett26]

Description

Index for HH-HIC data card updated with more relevant information about the synthetic data process, visualisations and, suggested uses.

Author Checklist

As author of this pull request I confirm:

• This submission does not include, or link to any sensitive or person identifiable data
• I have permission from my co-investigators on the project to publish this information
• I understand that I have the right to add, amend or remove information published about the project

Reviewer Checklist

Reviewers should confirm the following:

• These changes are limited to the creation of a new folder under /_projects/ and new content within that folder or these changes update one existing project
• Running bundle exec jekyll serve on their local machine builds the site without any errors
• The display of the new content appears normal and there are no obviously broken or missing elements on the page
• The content has been read and checked for offensive material or spam

[stefpiatek]

Looks good to me, sorry that this never got reviewed beforehand