Rust

Sketch out a Morselize API #61482

Job	Run time
linux build test	1m 43s
Check cargo fmt	1m 20s
cargo test (macos-aarch64)	16m 12s
Verify MSRV (Min Supported Rust Version)	5m 27s
build and run with wasm-pack	5m 22s
Verify Vendored Code	1m 7s
cargo check datafusion-functions features	2m 50s
cargo check datafusion features	5m 55s
cargo check datafusion-common features	1m 43s
cargo check datafusion-substrait features	4m 36s
cargo test (amd64)	3m 46s
cargo check datafusion-proto features	2m 23s
cargo doc	2m 6s
cargo examples (amd64)	2m 46s
Run sqllogictest with Postgres runner	2m 46s
check example README is up-to-date	4m 41s
clippy	1m 54s
cargo test doc (amd64)	3m 49s
check Cargo.toml formatting	3m 20s
cargo test datafusion-cli (amd64)	2m 32s
check configs.md and ***_functions.md is up-to-date	2m 18s
verify benchmark results (amd64)	6m 4s
Run sqllogictest in Substrait round-trip mode	2m 38s
	1h 27m 18s

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