Add docstring examples for Scalar trigonometric functions #110

Job	Run time
build / generate-license	2m 20s
build / lint-rust	1m 51s
build / lint-python	9s
build / lint-toml	4s
build / check-crates-patch	0s
build / ManyLinux x86_64	17m 42s
build / ManyLinux arm64	11m 37s
build / macOS arm64 & Windows (3.10, macos-latest)	10m 6s
build / macOS arm64 & Windows (3.10, windows-latest)	16m 10s
build / build-macos-x86_64	0s
build / Source distribution	0s
build / Build docs	45s
build / Merge build artifacts	0s
test / test-matrix (3.14, stable)	6m 25s
test / test-matrix (3.13, stable)	5m 30s
test / test-matrix (3.10, stable)	6m 4s
test / test-matrix (3.12, stable)	6m 11s
test / test-matrix (3.11, stable)	5m 43s
	1h 30m 37s

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