Update polars (and move to rt64 version)

[johandahlberg]

Updating polars to bring in the fix on false positives in is_in() function for large values and allow working with tables with over 2^32 (~4.2B) rows.

Fixes: PNA-1348

Type of change

• Bug fix (non-breaking change which fixes an issue)

How Has This Been Tested?

Existing unit tests pass. The graph step was also run for a regular 1000-cell sample.

PR checklist:

• This comment contains a description of changes (with reason).
• I have performed a self-review of my own code
• I have made corresponding changes to the documentation
• My changes generate no new warnings
• I have added tests that prove my fix is effective or that my feature works
• If a new tool or package is included, I have updated dependencies in pyproject.toml and cited it properly
• I have checked my code and documentation and corrected any misspellings
• I have documented any significant changes to the code in CHANGELOG.md