Update Header Enumeration Values

[GeekInTheNorth]

For built in header support, we need new enumeration options to be added:

• https://developer.mozilla.org/en-US/docs/Web/HTTP/Reference/Headers/Cross-Origin-Opener-Policy
• https://developer.mozilla.org/en-US/docs/Web/HTTP/Reference/Headers/Cross-Origin-Embedder-Policy
• https://developer.mozilla.org/en-US/docs/Web/HTTP/Reference/Headers/Cross-Origin-Resource-Policy