Update sqlparser requirement from 0.50.0 to 0.51.0 #2720

Job	Run time
cargo check	5m 7s
build with wasm-pack	2m 37s
cargo test (macos)	11m 59s
cargo test (macos-aarch64)	11m 2s
Verify Vendored Code	52s
cargo test (win64)	27m 15s
Check cargo fmt	39s
Verify MSRV (Min Supported Rust Version)	7m 25s
cargo test datafusion-cli (amd64)	0s
cargo examples (amd64)	0s
cargo test (amd64)	0s
cargo doc	0s
cargo test doc (amd64)	0s
verify benchmark results (amd64)	0s
check Cargo.toml formatting	0s
clippy	0s
cargo test hash collisions (amd64)	0s
Run sqllogictest with Postgres runner	0s
cargo test pyarrow (amd64)	0s
check configs.md is up-to-date	0s
	1h 6m 56s

Provide feedback