[Sync EN] Third-party manual, doc-en side (#5682)

[github-actions]

Commit: https://github.com/php/doc-en/commit/32184e34712aa9a56e21f0eab6b2f414757accc8
PR: https://github.com/php/doc-en/pull/5682

Neue EN-Dateien (noch nicht übersetzt)

• manual.xml