Make sqllogictest distinguish NaN from -NaN #18085

Job	Run time
Check cargo fmt	41s
cargo check	9m 39s
cargo test (mac)	30m 33s
Verify MSRV	10m 57s
Verify Vendored Code	1m 1s
cargo test (win64)	24m 44s
cargo test datafusion-cli (amd64)	5m 51s
cargo test doc (amd64)	20m 30s
cargo test (amd64)	21m 6s
check Cargo.toml formatting	1m 52s
clippy	9m 5s
check configs.md is up-to-date	4m 13s
cargo test hash collisions (amd64)	23m 17s
cargo doc	5m 13s
Run sqllogictest with Postgres runner	5m 3s
cargo examples (amd64)	8m 22s
cargo test pyarrow (amd64)	3m 53s
verify benchmark results (amd64)	46m 18s
	3h 52m 18s

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