Rust

refactor: address review feedback on percentile_cont(DISTINCT) accumulator #72134

Job	Run time
cargo test (macos-aarch64)	8m 10s
Check GitHub Actions install tooling	9s
Check cargo fmt	1m 20s
linux build test	8m 22s
Verify MSRV (Min Supported Rust Version)	7m 38s
Verify Vendored Code	1m 30s
build and run with wasm-pack	6m 42s
cargo check datafusion-common features	2m 4s
cargo check datafusion features	13m 50s
cargo check datafusion-functions features	2m 42s
cargo check datafusion-ffi features	2m 25s
cargo check datafusion-proto features	6m 4s
cargo check datafusion-substrait features	12m 1s
check Cargo.toml formatting	2m 52s
cargo test datafusion-cli (amd64)	7m 16s
cargo doc	6m 13s
cargo test (amd64)	19m 34s
check configs.md and ***_functions.md is up-to-date	8m 2s
Run sqllogictest with Postgres runner	8m 51s
cargo examples (amd64)	18m 34s
verify benchmark results (amd64)	18m 3s
clippy	9m 5s
cargo test doc (amd64)	11m 41s
Run sqllogictest in Substrait round-trip mode	8m 27s
check example README is up-to-date	6m 47s
	3h 18m 22s

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