Rust

refactor: restrict ParquetOpener field visibility to `pub(crate)` #57323

Job	Run time
linux build test	3m 31s
Verify MSRV (Min Supported Rust Version)	5m 21s
Verify Vendored Code	1m 40s
cargo test (macos-aarch64)	16m 22s
build and run with wasm-pack	5m 2s
Check cargo fmt	1m 10s
cargo test (amd64)	11m 42s
cargo check datafusion features	10m 58s
cargo check datafusion-common features	2m 12s
cargo check datafusion-proto features	4m 45s
cargo check datafusion-substrait features	10m 26s
cargo check datafusion-functions features	2m 34s
cargo doc	6m 13s
verify benchmark results (amd64)	11m 29s
cargo test doc (amd64)	9m 59s
check example README is up-to-date	1m 46s
cargo test datafusion-cli (amd64)	5m 40s
Run sqllogictest with Postgres runner	7m 25s
check configs.md and ***_functions.md is up-to-date	5m 56s
cargo examples (amd64)	10m 35s
Run sqllogictest in Substrait round-trip mode	6m 50s
clippy	5m 30s
check Cargo.toml formatting	4m 18s
	2h 31m 24s

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