Add `cross-origin-isolated` Permission Policy directive data

[0xedward]

Test results and supporting details

• https://chromestatus.com/feature/5690888397258752
• You can also confirm by looking at the top level frame's Permission Policy available features in devtools under the Application tab
• Created a test page and set the proper COOP and COEP, then checked if the crossOriginIsolated property was accessible

[github-actions[bot]]

This pull request has merge conflicts that must be resolved before it can be merged.

[queengooborg]

Hi @0xedward! Do you plan to return to this PR and make the requested changes (as well as fix merge conflicts)?