Rust

Make agg_func_substitute test deterministic #2538

Job	Run time
Check cargo fmt	44s
cargo check	2m 55s
build with wasm-pack	2m 21s
cargo test (macos)	20m 48s
cargo test (macos-aarch64)	10m 57s
Verify MSRV (Min Supported Rust Version)	7m 20s
Verify Vendored Code	47s
cargo test (win64)	47m 15s
cargo test doc (amd64)	13m 14s
cargo test (amd64)	11m 8s
cargo test datafusion-cli (amd64)	3m 37s
cargo examples (amd64)	9m 9s
clippy	6m 29s
check Cargo.toml formatting	3m 2s
check configs.md is up-to-date	2m 22s
cargo test hash collisions (amd64)	10m 36s
cargo doc	3m 58s
cargo test pyarrow (amd64)	2m 38s
verify benchmark results (amd64)	9m 50s
Run sqllogictest with Postgres runner	3m 1s
	2h 52m 11s

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