Rust Polars 0.44.2

🚀 Performance improvements

• Reduce size of IdxVec from 24 -> 16 bytes (#19550)

✨ Enhancements

• Streamline use of predicates connected by & with IEJoin (join_where) (#19552)
• Support use of is_between range predicate with IEJoin operations (join_where) (#19547)

🐞 Bug fixes

• Correct categorical namespace error message (#19558)
• Fix performance regression for sort/gather on list/array columns (#19564)
• Ignore quoted newlines when skipping lines in CSV (#19543)

🛠️ Other improvements

• Remove ad-hoc buffer pool (#19553)
• Remove SyncCounter (#19556)
• Removed unnecessary flatten function (#19551)
• Remove unsafe *_release functions (#19554)
• Improve new-streaming groupby performance for high cardinality (#19537)
• Add mindebug-dev rust profile (#19524)
• Add CI step to process benchmark results (#19530)

Thank you to all our contributors for making this release possible!
@HansBambel, @alexander-beedie, @barak1412, @coastalwhite, @nameexhaustion, @orlp and @ritchie46