Release arrow-rs / parquet Minor version 59.2.0 (July 2026) #9879

Let's keep the code flowing. Part of

• [EPIC] A collection of release tickets #7392

Release Checklist:

• Verify with downstream DataFusion tests: chore(deps): Update to arrow/parquet 59.2.0 datafusion#24030
• Release notes and bump version: Update version to 59.2.0, update changelog generation to git-cliff #10451
• Release Candidate + Vote thread: https://lists.apache.org/thread/1yk644rldvcbgnh32kcnt6thwg31qw3b
• Release to crates.io / approval:
• Create follow on tickets

Required items for release

• None yet

Requested items for release

• feat(coalesce): add size function #10331 - from @rluvaton
• Soundness: Out-of-bounds read in MutableBuffer::push via misbehaving ToByteSlice #10252 from @alamb
• parquet: deprecate explicit object_store integration #10354 from @brancz