chore: remove obsolete version_info check

[afuetterer]

What does this PR do?

This check is not required anymore, when the library requires Python 3.10+.

Before submitting

• This PR fixes a typo or improves the docs (if yes, ignore all other checks!).
• Did you read the contributor guideline?
• Was this discussed/approved via a Github issue? Please add a link to it if that's the case.
• Did you make sure to update the documentation with your changes (if applicable)?
• Did you write any new necessary tests?

[MaartenGr]

Nice catch! I wanted to additionally say that I'm very grateful for the work you have been doing for the last months. It really is greatly appreciated 😄

[afuetterer]

Thank you.