fix: Fix broken ConstAngle::TAU #2009

Job	Run time
Check for changes	3s
Check Rust code 🦀	1m 30s
Check Python code 🐍	1m 48s
Build benchmarks 🏋️	3m 49s
tests (Rust nightly, coverage)	2m 18s
tests (Python)	2m 18s
tests (Rust 1.75)	2m 13s
tests (Rust beta)	2m 3s
tests (Rust stable, all features)	1m 39s
tests (Rust stable, no features)	2m 2s
Check standard extensions	40s
Upload Python coverage 🐍	6s
Required checks 🦀+🐍	1s
	20m 30s

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