[Support] Moves other errors to HTTP/2

[angelampcosta]

Summary

Moves other errors to HTTP/2.

Documentation checklist

• The documentation style guide has been adhered to.

[hyperlint-ai]

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PR Change Summary

Moved various error explanations to the HTTP/2 documentation, enhancing clarity on potential issues and resolutions.

• Added section on ERR_HTTP2_PROTOCOL_ERROR with possible causes and resolutions.
• Included details on malformed HTTP response headers and their resolutions.
• Described compression issues and provided guidance on how to address them.

Modified Files

• src/content/docs/speed/optimization/protocol/http2.mdx

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[github-actions]

This PR changes current filenames or deletes current files. Make sure you have redirects set up to cover the following paths:

• /support/troubleshooting/cloudflare-errors/troubleshooting-other-errors/

[github-actions]

Preview URL: https://3ce39858.preview.developers.cloudflare.com
Preview Branch URL: https://angela-move-other-errors.preview.developers.cloudflare.com

Files with changes (up to 15)

Original Link	Updated Link
https://developers.cloudflare.com/support/troubleshooting/cloudflare-errors/troubleshooting-other-errors/	https://angela-move-other-errors.preview.developers.cloudflare.com/support/troubleshooting/cloudflare-errors/troubleshooting-other-errors/
https://developers.cloudflare.com/speed/optimization/protocol/http2/	https://angela-move-other-errors.preview.developers.cloudflare.com/speed/optimization/protocol/http2/