[Port] [6000.0] Mark a shader graph dirty when 'Support VFX Graph' is toggled

Mark a shader graph dirty when toggling some checkboxes in its Graph Settings.
- [URP] 'Support VFX Graph' checkbox
- [HDRP] 'Support VFX Graph' checkbox
- [HDRP] 'Support High Quality Line Rendering' checkbox

Author: svc-reach-platform-support

Packages/com.unity.render-pipelines.high-definition/Editor/Material/ShaderGraph/HDTarget.cs

@@ -243,6 +243,7 @@ public override void GetPropertiesGUI(ref TargetPropertyGUIContext context, Acti
                 const string k_VFXToggleTooltip = "When enabled, this shader can be assigned to a compatible Visual Effect Graph output.";
                 context.AddProperty("Support VFX Graph", k_VFXToggleTooltip, 0, m_SupportVFXToggle, (evt) =>
                 {
+					registerUndo("Change Support VFX Graph");
                     m_SupportVFX = m_SupportVFXToggle.value;
                     onChange();
                 });
@@ -253,6 +254,7 @@ public override void GetPropertiesGUI(ref TargetPropertyGUIContext context, Acti
                 m_SupportLineRenderingToggle = new Toggle("") { value = m_SupportLineRendering };
                 context.AddProperty("Support High Quality Line Rendering", "", 0, m_SupportLineRenderingToggle, (evt) =>
                 {
+					registerUndo("Change Support High Quality Line Rendering");
                     m_SupportLineRendering = m_SupportLineRenderingToggle.value;
                     onChange();
                 });

Packages/com.unity.render-pipelines.universal/Editor/ShaderGraph/Targets/UniversalTarget.cs

@@ -503,6 +503,7 @@ public override void GetPropertiesGUI(ref TargetPropertyGUIContext context, Acti
                 m_SupportVFXToggle = new Toggle("") { value = m_SupportVFX };
                 context.AddProperty("Support VFX Graph", m_SupportVFXToggle, (evt) =>
                 {
+					registerUndo("Change Support VFX Graph");
                     m_SupportVFX = m_SupportVFXToggle.value;
                 });
             }