PMREMGenerator.js: Fix options field name in docstring (#32285)

src/extras/PMREMGenerator.js

@@ -103,7 +103,7 @@ class PMREMGenerator {
 	 * @param {number} [far=100] - The far plane distance.
 	 * @param {Object} [options={}] - The configuration options.
 	 * @param {number} [options.size=256] - The texture size of the PMREM.
-	 * @param {Vector3} [options.renderTarget=origin] - The position of the internal cube camera that renders the scene.
+	 * @param {Vector3} [options.position=origin] - The position of the internal cube camera that renders the scene.
 	 * @return {WebGLRenderTarget} The resulting PMREM.
 	 */
 	fromScene( scene, sigma = 0, near = 0.1, far = 100, options = {} ) {