archivers/php-lz4: Update 0.4.3 => 0.5.0

Commit logs:
https://github.com/kjdev/php-ext-lz4/compare/0.4.3...0.4.4
https://github.com/kjdev/php-ext-lz4/compare/0.4.4...0.5.0

Changelog:
https://github.com/kjdev/php-ext-lz4/releases/tag/0.5.0

PR: 288592