Rust

fix: do not block tokio runtime during optimization #143

Job	Run time
cargo check	9m 58s
Check cargo fmt	44s
build with wasm-pack	2m 38s
cargo test (macos-aarch64)	8m 11s
Verify MSRV (Min Supported Rust Version)	7m 6s
cargo test (macos)	27m 49s
Verify Vendored Code	59s
cargo test (win64)	34m 55s
Run sqllogictest with Postgres runner	3m 8s
cargo test pyarrow (amd64)	2m 37s
check Cargo.toml formatting	3m 2s
cargo test (amd64)	10m 27s
clippy	2m 5s
cargo test hash collisions (amd64)	10m 1s
cargo test datafusion-cli (amd64)	3m 32s
cargo test doc (amd64)	13m 42s
verify benchmark results (amd64)	10m 21s
cargo examples (amd64)	10m 13s
check configs.md is up-to-date	2m 46s
cargo doc	3m 48s
	2h 48m 2s

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