Rust

Add generate_series() udtf (and introduce 'lazy' `MemoryExec`) (#13540) #506

Job	Run time
Check License Header	2m 15s
cargo check	12m 6s
build with wasm-pack	3m 15s
cargo test (macos)	13m 52s
cargo test (macos-aarch64)	13m 23s
cargo test (win64)	1h 8m 25s
Check cargo fmt	43s
Verify MSRV (Min Supported Rust Version)	8m 53s
Verify Vendored Code	51s
cargo test (amd64)	11m 42s
clippy	7m 0s
cargo doc	4m 36s
cargo test doc (amd64)	17m 14s
cargo test datafusion-cli (amd64)	4m 31s
cargo examples (amd64)	14m 36s
Run sqllogictest with Postgres runner	3m 58s
verify benchmark results (amd64)	13m 24s
cargo test pyarrow (amd64)	2m 54s
check Cargo.toml formatting	2m 52s
check configs.md and ***_functions.md is up-to-date	3m 41s
cargo test hash collisions (amd64)	17m 49s
	3h 48m 0s

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