Convert noteblocks for web/http folder

[queengooborg]

This PR converts the noteblocks for the 'web/http' folder to GFM syntax, using a conversion script.

[github-actions]

Preview URLs (15 pages)

• /en-US/docs/Web/HTTP/Cookies
• /en-US/docs/Web/HTTP/Cross-Origin_Resource_Policy
• /en-US/docs/Web/HTTP/Headers/Attribution-Reporting-Register-Source
• /en-US/docs/Web/HTTP/Headers/Attribution-Reporting-Register-Trigger
• /en-US/docs/Web/HTTP/Headers/Authorization
• /en-US/docs/Web/HTTP/Headers/Clear-Site-Data
• /en-US/docs/Web/HTTP/Headers/Content-Security-Policy/Sources
• /en-US/docs/Web/HTTP/Headers/Content-Security-Policy/frame-ancestors
• /en-US/docs/Web/HTTP/Headers/Content-Security-Policy
• /en-US/docs/Web/HTTP/Headers/Permissions-Policy
• /en-US/docs/Web/HTTP/Headers/Proxy-Authorization
• /en-US/docs/Web/HTTP/Headers/Referrer-Policy
• /en-US/docs/Web/HTTP/Headers/Set-Cookie
• /en-US/docs/Web/HTTP/Headers/Set-Login
• /en-US/docs/Web/HTTP/Headers/WWW-Authenticate

External URLs (3)

URL: /en-US/docs/Web/HTTP/Headers/Content-Security-Policy/frame-ancestors
Title: CSP: frame-ancestors

• https://w3c.github.io/webappsec-csp/ (1 time) (Note! This may be a new URL 👀)

---

URL: /en-US/docs/Web/HTTP/Headers/Referrer-Policy
Title: Referrer-Policy

• Point default referrer policy to a constant defined in RP spec whatwg/fetch#1066 (1 time) (Note! This may be a new URL 👀)

---

URL: /en-US/docs/Web/HTTP/Cross-Origin_Resource_Policy
Title: Cross-Origin Resource Policy (CORP)

• https://html.spec.whatwg.org/multipage/origin.html (1 time) (Note! This may be a new URL 👀)