[Sync EN] Add PHP 8.5.0 deprecation changelog entries (#5369)

[github-actions]

Commit: https://github.com/php/doc-en/commit/e5c8e7add9291c70be2ecd046de6ecfd034545a9
PR: https://github.com/php/doc-en/pull/5369

Archivos ES a actualizar

• reference/fileinfo/functions/finfo-buffer.xml
• reference/reflection/reflectionclass/getconstant.xml
• reference/reflection/reflectionmethod/setaccessible.xml
• reference/reflection/reflectionproperty/getdefaultvalue.xml
• reference/reflection/reflectionproperty/setaccessible.xml
• reference/spl/functions/spl-autoload-unregister.xml
• reference/spl/splobjectstorage/attach.xml
• reference/spl/splobjectstorage/contains.xml
• reference/spl/splobjectstorage/detach.xml
• reference/strings/functions/chr.xml
• reference/strings/functions/ord.xml