Rust

feat: support upper and lower for stringview #153

Job	Run time
Check cargo fmt	51s
cargo check	5m 30s
cargo test (macos)	14m 47s
build with wasm-pack	2m 22s
cargo test (macos-aarch64)	9m 26s
Verify MSRV (Min Supported Rust Version)	7m 29s
Verify Vendored Code	1m 3s
cargo test (win64)	42m 29s
check configs.md is up-to-date	2m 44s
clippy	5m 45s
cargo test hash collisions (amd64)	14m 31s
check Cargo.toml formatting	3m 31s
cargo doc	4m 1s
cargo test (amd64)	9m 51s
cargo test datafusion-cli (amd64)	3m 43s
cargo test doc (amd64)	14m 45s
cargo examples (amd64)	13m 13s
verify benchmark results (amd64)	12m 22s
Run sqllogictest with Postgres runner	3m 27s
cargo test pyarrow (amd64)	2m 45s
	2h 54m 35s

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