Add prefer-stable option, dev:lib-ver and dev:ext-ver commands

[crazywhalecc]

What does this PR do?

• Add prefer-stable option for ghtar, ghrel, ghtagtar type. Fix Add prefer-unstable option for GitHub API in source.json #486
• Add dev:lib-ver and dev:ext-ver commands and getLibVersion() for LibraryBase, getExtVersion() for Extension. Fix Add libs and exts version getter abstract function #482

Checklist before merging

If your PR involves the changes mentioned below and completed the action, please tick the corresponding option.
If a modification is not involved, please skip it directly.

• If it's a extension or dependency update, make sure adding related extensions in src/global/test-extensions.php.
• If you changed the behavior of static-php-cli, add docs in static-php/static-php-cli-docs .
• If you updated config/xxxx.json content, run bin/spc dev:sort-config xxx.