Add rar support

[crazywhalecc]

The original PECL rar extension does not support PHP >= 8.1, and @remicollet patched it. Unfortunately it's still not merged.

• Original: https://github.com/cataphract/php-rar
• Patched: https://github.com/remicollet/php-rar/tree/issue-php82
• Forked: https://github.com/static-php/php-rar

Tasks

• Documentation
• Linux x86_64 test
• Linux aarch64 test
• FreeBSD x86_64 test
• FreeBSD aarch64 test
• macOS x86_64 test
• macOS aarch64 test
• Comon extension integration test

[crazywhalecc]

Bug: rar with common extensions compilation is failed.