PHP Firebird changes in 2025 : 5.0.2 up through 6.1.1-RC.2.

I fetched the release notes for FirebirdSQL/php-firebird and made a concise summary of the user-visible changes and upgrade impact for versions from PHP Firebird 5.0.2 up through 6.1.1-RC.2.I retrieved the release entries for 5.0.2, 6.1.1-RC.0, 6.1.1-RC.1 and 6.1.1-RC.2 and distilled the highlights and upgrade impact into a short, actionable summary below.Summary of changes (5.0.2 → 6.1.1-RC.2)-