Minior: Improve log expr description #14

Job	Run time
Check cargo fmt	35s
cargo check	5m 25s
build with wasm-pack	2m 23s
cargo test (macos)	13m 29s
cargo test (macos-aarch64)	7m 49s
Verify MSRV (Min Supported Rust Version)	6m 51s
Verify Vendored Code	58s
cargo test (win64)	32m 4s
cargo doc	3m 44s
cargo test doc (amd64)	12m 46s
cargo test (amd64)	9m 56s
cargo test datafusion-cli (amd64)	3m 29s
cargo examples (amd64)	2m 25s
check Cargo.toml formatting	3m 4s
clippy	2m 38s
check configs.md is up-to-date	2m 31s
cargo test hash collisions (amd64)	10m 40s
Run sqllogictest with Postgres runner	3m 1s
cargo test pyarrow (amd64)	2m 40s
verify benchmark results (amd64)	10m 4s
	2h 16m 32s

Provide feedback