Rust

Simplify error handling in case.rs (#13990) #36705

Job	Run time
Check License Header	2m 11s
build with wasm-pack	3m 22s
linux build test	3m 54s
Verify Vendored Code	54s
Check cargo fmt	41s
Verify MSRV (Min Supported Rust Version)	9m 8s
cargo test (macos-aarch64)	11m 35s
cargo check datafusion	4m 52s
cargo check functions	1m 36s
cargo test (amd64)	12m 32s
cargo check no default features	8m 14s
clippy	7m 54s
cargo doc	4m 36s
cargo test datafusion-cli (amd64)	5m 12s
cargo test doc (amd64)	18m 2s
cargo examples (amd64)	15m 38s
Run sqllogictest with Postgres runner	5m 4s
cargo test pyarrow (amd64)	3m 29s
verify benchmark results (amd64)	8m 38s
check Cargo.toml formatting	3m 21s
check configs.md and ***_functions.md is up-to-date	3m 57s
	2h 14m 50s

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