Tracking Release to datafusion-python 39

[Michael-J-Ward]

See Datafusion 39.0.0 Changelog

• [x] Minimal upgrade of datafusion to get to compiling and passing tests
• [x] #670
• [x] #677
• [x] #665
• [x] And any straggling Dependabot PRs
• [x] New features to port Please let me know if you want something
• [x] ? complete pyo3 migration to bounds api #734
• [x] functions first_value and last_value need to accept a sqlparser::ast::NullTreatment