Route UI leaf render state through GL dispatch

src/node_colorwheel.cpp

@@ -1,4 +1,5 @@
 #include "pch.h"
+#include "legacy_ui_gl_dispatch.h"
 #include "node_colorwheel.h"
 #include "renderer_gl/opengl_capabilities.h"
 #include "shader.h"
@@ -90,7 +91,7 @@ void NodeColorWheel::loaded()
 
 void NodeColorWheel::draw()
 {
-    glDisable(pp::renderer::gl::blend_state());
+    pp::legacy::ui_gl::set_blend_enabled(false, "NodeColorWheel");
     ShaderManager::use(kShader::ColorHue);
     ShaderManager::u_mat4(kShaderUniform::MVP, m_mvp * glm::eulerAngleZ(glm::radians(-90.f)));
     ShaderManager::u_int(kShaderUniform::Direction, 0); // set horizontal