[Feedback]: Collapsible sections in the readme and other documentation

[kyhu65867]

This is a ...

kudos - want to encourage something helpful

This relates to ...

• [ ] the FedRAMP OSCAL Registry
• [ ] the FedRAMP OSCAL baselines
• [X] the Guide to OSCAL-based FedRAMP Content
• [ ] the Guide to OSCAL-based FedRAMP System Security Plans (SSP)
• [ ] the Guide to OSCAL-based FedRAMP Security Assessment Plans (SAP)
• [ ] the Guide to OSCAL-based FedRAMP Security Assessment Results (SAR)
• [ ] the Guide to OSCAL-based FedRAMP Plan of Action and Milestones (POA&M)
• [ ] the FedRAMP SSP OSCAL Template (JSON or XML Format)
• [ ] the FedRAMP SAP OSCAL Template (JSON or XML Format)
• [ ] the FedRAMP SAR OSCAL Template (JSON or XML Format)
• [ ] the FedRAMP POA&M OSCAL Template (JSON or XML Format)
• [ ] the FedRAMP OSCAL Validations

What is your feedback?

This link: https://docs.github.com/en/get-started/writing-on-github/working-with-advanced-formatting/organizing-information-with-collapsed-sections has information about how to collapse sections in readmes, etc. I want to do this in different READMEs so that people aren't overwhelmed by walls of text and only see what's important

Where, exactly?

README

Other information

No response

[aj-stein-gsa]

Did we implement those in the draft PR for #771?