Add checklist topic; starting with the SciLifeLab Open Software Checklist

[almanilsson]

Summary

This PR adds the topic 'parent' called "Checklists" under which checklists can be reached via a dropdown like with the human data topics.
This PR aims to make the checklists more accessible in terms of:

• visuals - communicating material
• self assessment - click to check off items
• Communication to others - generated README statement of compliance with checklist

It also adds the SciLifeLab Open Software Checklist as one of the children to the "Checklists" topic, thereby solving part of issue #655 (it does not add the Open Access Checklist though).

The checklist page includes

• Collapsible checklist items which features:
  • Description
  • Explanation
  • Action
  • Tags for FAIR category
  • Tags for priority, coloured according to priority level
• Tags for project size (big vs small code project)
• Filtering on project size
• Counter for number of checked items
• Ability to copy a citation including the number of checked items
• A citation of the resource on figshare

Note: Empty AI ready checklist is inlcuded to show dropdown, this should be removed before merging

Notes for Reviewers

• Is the function and layout intuitive?
• Is this the correct placement and parent topic name?
• is the counter, priority level, sorting on big/small projects, and FAIR tags helpful and clear?
• Should we change wording from "software" to "code"
• Are descriptions, explanations and actions clear?

Checklist

• PR title is a clear and short description
• Related Github issue is linked
• Assignee is selected
• Automated checks pass