[Sync EN] Document error_get_last() fatal error traces (#5883)

[github-actions]

Commit: https://github.com/php/doc-en/commit/cd40b088c261e9156232f7faf80dc39e2f07900e
PR: https://github.com/php/doc-en/pull/5883

Archivos ES a actualizar

• reference/errorfunc/functions/error-get-last.xml