zh doc: Sync with en doc and remove some old links.

Fix depthTexture types in WebGLRenderTarget.d.ts

Added depthTexture argument to WebGLRenderTargetOptions and changed depthTexture property on WebGLRenderTarget to be of DepthTexture type instead of Texture type.

LightningStrike: Make plasma sphere use physical transparency

Physical Shader: properly group indirect diffuse and indirect specular terms

Clearcoat Example: Added tone mapping

Addition of variance shadow maps

NodeMaterial - refactoring based in PRs merged

update based in https://github.com/mrdoob/three.js/pull/17358 and https://github.com/mrdoob/three.js/pull/17359

Add functions to enable/disable all layers

Enables smooth scrolling of docs side-panel on iOS devices

Examples SkyShader: Fix parameter order

DRACOLoader: Fix remaining calls to removed static methods.