build: Bump polars from 0.19.12 to 0.20.7

[dependabot[bot]]

Bumps polars from 0.19.12 to 0.20.7.

Release notes

Sourced from polars's releases.

Python Polars 0.20.7

⚠️ Deprecations

• Rename threadpool_size to thread_pool_size (#14236)

🚀 Performance improvements

• prune parquet row groups when is_not_null is used (#14260)
• Avoid unnecessary copies in Series.to_numpy for boolean/temporal types (#14261)
• use is_between to skip parquet row groups (#14244)
• Use a compression API that is designed for this use case (#11699) (#14194)
• Use UnitVec in polars-plan traversal (#14199)
• use UnitVec in streaming joins (#14197)
• improve ChunkId (#14175)
• improve iteration performance (#14126)
• elide unneeded work in window? (#14108)
• run window functions more in parallel (#14095)
• improve skip row group using statistics condition (#14056)

✨ Enhancements

• add u8/i8/u16/i16 parsers to CSV reader (#14241)
• move F-order data in and out of numpy to polars zero copy (#14259)
• read arrow-c-interface without requiring pyarrow (#14254)
• Implements list.gather_every (#14253)
• Implements prefix/suffix_fields (#14251)
• Change Series.to_numpy to return f64 for Int32/UInt32 Series with nulls instead of f32 (#14240)
• Polish decimal arithmetic (#14172)
• improved read_excel format detection, and support for excel 97-2004 workbooks (#14234)
• Introduce arr.to_struct (#14202)
• Supports map fields name of struct (#14203)
• make IdxVec generic as UnitVec (#14196)
• add new arithmetic kernels (#14026)
• Supports unique and hash_rows for null column (#14111)
• Implement arithmetic operations for Null columns (#14107)
• support pd.Index in from_pandas and elsewhere (#14087)
• Allow renaming expressions with keyword syntax in group_by (#14071)
• raise more informative error message if someone lands on Expr.__bool__ (#14067)
• Adapt extend_constant to function expr architecture and expressify it (#14058)
• add integer negation (#14049)
• list & array measures of dispersion (#13245)
• gc binview when writing ipc (#14035)
• When calling convert_time_zone on time-zone-naive datetime, convert as if converting from UTC (#13960)

🐞 Bug fixes

• deduplicate recursive growables (#14264)
• Fix glimpse overload signature (#14258)
• allow set operations on list of categoricals (#14110)
• any/all_horizontal with single input has incorrect type (#14256)

... (truncated)

Commits

• fd781eb fix: deduplicate recursive growables (#14264)
• b9d4714 python polars 0.20.7 (#14242)
• 46ebef2 feat(rust,python): add u8/i8/u16/i16 parsers to CSV reader (#14241)
• de05552 feat(python): move F-order data in and out of numpy to polars zero copy (#1...
• ae51c01 fix: Fix glimpse overload signature (#14258)
• 0f72634 perf: prune parquet row groups when is_not_null is used (#14260)
• 9a66aaa perf(python): Avoid unnecessary copies in Series.to_numpy for boolean/tempo...
• 7cdd4f8 fix: allow set operations on list of categoricals (#14110)
• a116f60 test(python): Reorganize NumPy interop tests (#14257)
• ae16dab fix: any/all_horizontal with single input has incorrect type (#14256)
• Additional commits viewable in compare view

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