fix renderBufferDirect parameter in doc (#22049)

docs/api/en/renderers/WebGLRenderer.html

@@ -409,7 +409,7 @@
 			[page:WebGLRenderer.autoClearDepth autoClearDepth] properties to false. To forcibly clear one ore more buffers call [page:WebGLRenderer.clear .clear].
 		</p>
 
-		<h3>[method:null renderBufferDirect]( [param:Camera camera], [param:Fog fog], [param:BufferGeometry geometry], [param:Material material], [param:Object3D object], [param:Object group] )</h3>
+		<h3>[method:null renderBufferDirect]( [param:Camera camera], [param:Scene scene], [param:BufferGeometry geometry], [param:Material material], [param:Object3D object], [param:Object group] )</h3>
 		<p>Render a buffer geometry group using the camera and with the specified material.</p>
 
 		<h3>[method:null renderBufferImmediate]( [param:Object3D object], [param:WebGLProgram program] )</h3>

docs/api/zh/renderers/WebGLRenderer.html

@@ -363,7 +363,7 @@
 			即便forceClear设为true, 也可以通过将[page:WebGLRenderer.autoClearColor autoClearColor]、[page:WebGLRenderer.autoClearStencil autoClearStencil]或[page:WebGLRenderer.autoClearDepth autoClearDepth]属性的值设为false来阻止对应缓存被清除。
 		</p>
 
-		<h3>[method:null renderBufferDirect]( [param:Camera camera], [param:Fog fog], [param:BufferGeometry geometry], [param:Material material], [param:Object3D object], [param:Object group] )</h3>
+		<h3>[method:null renderBufferDirect]( [param:Camera camera], [param:Scene scene], [param:BufferGeometry geometry], [param:Material material], [param:Object3D object], [param:Object group] )</h3>
 		<p>使用相机和指定材质渲染缓冲几何组。</p>
 
 		<h3>[method:null renderBufferImmediate]( [param:Object3D object], [param:WebGLProgram program] )</h3>