feat: N-ary CASE WHEN expressions #51

Job	Run time
lint-toml	7s
Python (wheel build)	5m 30s
Rust (docs)	23h 47m 23s
Rust build (default features)	1s
Python (lint)	1s
Rust (semver checks)	1s
validate-workflow-yaml	6s
wasm-integration	3m 14s
Java	23h 47m 23s
Rust tests (miri)	3m 46s
Rust build (wasm32 with default features)	1s
Check build with minimal dependencies	1s
Rust build (with tokio dispatcher)	23h 47m 23s
Check generated source files are up to date	3m 43s
Rust (lint, no default)	1s
Benchmark with Codspeed (Shard #6)	1s
Rust tests (sanitizer)	1s
CUDA tests	23h 47m 23s
Rust (lint)	23h 47m 23s
Rust tests (coverage) (tests)	23h 47m 23s
Rust tests (windows-x64)	1s
Benchmark with Codspeed (Shard #3)	1s
License Check and Audit Check (bans licenses sources)	53s
Rust build (all-features)	1s
Benchmark with Codspeed (Shard #1)	1s
License Check and Audit Check (advisories)	51s
Benchmark with Codspeed (Shard #8)	1s
Benchmark with Codspeed (Shard #2)	1s
Rust tests (linux-arm64)	1s
Python (test)	1s
Benchmark with Codspeed (Shard #7)	1s
Benchmark with Codspeed (Shard #5)	1s
C++ build	23h 47m 23s
Benchmark with Codspeed (Shard #4)	1s
	6d 22h 50m 10s

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