fix: fix alternative version installation

[adhtruong]

Pull Request Checklist

• New code has 100% test coverage
• (If applicable) The prose documentation has been updated to reflect the changes introduced by this PR
• (If applicable) The reference documentation has been updated to reflect the changes introduced by this PR
• Pre-Commit Checks were ran and passed
• Tests were ran and passed

Description

• Ensure correct version is installed
• Add extra cache file to ensure distinct caches
• Change to pdm sync to ensure packages aren't updated with install.

Close Issue(s)

• Closes Bug: Pipeline does not install alternative versions correctly #388

[guacs]

@adhtruong, if you want a faster feedback looping when testing things, you can try taking a look at act. Or you can just keep on pushing to this branch to trigger the workflows. Either way is fine. Completely up to you.

[adhtruong]

@adhtruong, if you want a faster feedback looping when testing things, you can try taking a look at act. Or you can just keep on pushing to this branch to trigger the workflows. Either way is fine. Completely up to you.

Interesting. Will look into this and set up!

[github-actions]

Documentation preview will be available shortly at https://litestar-org.github.io/polyfactory-docs-preview/389