Docs: Fix parameters description for Spherical#setFromCartesianCoords

[powah]

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📦 Bundle size

Full ESM build, minified and gzipped.

	Before	After	Diff
WebGL	337.92 78.83	337.92 78.83	+0 B +0 B
WebGPU	560.22 155.1	560.22 155.1	+0 B +0 B
WebGPU Nodes	559.14 154.89	559.14 154.89	+0 B +0 B

🌳 Bundle size after tree-shaking

Minimal build including a renderer, camera, empty scene, and dependencies.

	Before	After	Diff
WebGL	469.19 113.49	469.19 113.49	+0 B +0 B
WebGPU	635.38 172.03	635.38 172.03	+0 B +0 B
WebGPU Nodes	590.03 161.27	590.03 161.27	+0 B +0 B