LibWeb/WebGL: Implement OES_vertex_array_object extension

Author: https://github.com/Lubrsi
Commit: 442f0b9a13
Pull-request: https://github.com/LadybirdBrowser/ladybird/pull/3239
Reviewed-by: https://github.com/awesomekling
Reviewed-by: https://github.com/kalenikaliaksandr

Meta/Lagom/Tools/CodeGenerators/LibWeb/BindingsGenerator/IDLGenerators.cpp

@@ -123,6 +123,7 @@ static bool is_platform_object(Type const& type)
         "WebGLTexture"sv,
         "WebGLUniformLocation"sv,
         "WebGLVertexArrayObject"sv,
+        "WebGLVertexArrayObjectOES"sv,
         "Window"sv,
         "WindowProxy"sv,
         "WritableStream"sv,