Comment out old procedural nodes

MaterialGraphProject/Assets/NewNodes/Editor/Keep/MakeSubgraph/BoxNode.cs

 using System.Reflection;
 using UnityEngine;
 
-namespace UnityEditor.ShaderGraph
+/*namespace UnityEditor.ShaderGraph
 {
     [Title("Procedural", "MakeSubgraph", "Square")]
     public class BoxNode : CodeFunctionNode
 }";
         }
     }
-}
+}*/

MaterialGraphProject/Assets/NewNodes/Editor/Keep/MakeSubgraph/FractalNode.cs

 using System.Reflection;
 using UnityEngine;
 
-namespace UnityEditor.ShaderGraph
+/*namespace UnityEditor.ShaderGraph
 {
     [Title("Procedural", "MakeSubgraph", "Fractal")]
     public class FractalNode : CodeFunctionNode
 ";
         }
     }
-}
+}*/

MaterialGraphProject/Assets/NewNodes/Editor/Keep/MakeSubgraph/HexNode.cs

 using System.Reflection;
 using UnityEngine;
 
-namespace UnityEditor.ShaderGraph
+/*namespace UnityEditor.ShaderGraph
 {
     [Title("Procedural", "MakeSubgraph", "Hexagon")]
     public class HexNode : CodeFunctionNode
 ";
         }
     }
-}
+}*/

MaterialGraphProject/Assets/NewNodes/Editor/Keep/MakeSubgraph/ParticleNode.cs

 using System.Reflection;
 using UnityEngine;
 
-namespace UnityEditor.ShaderGraph
+/*namespace UnityEditor.ShaderGraph
 {
     [Title("Procedural", "MakeSubgraph", "Particle")]
     public class ParticleNode : CodeFunctionNode
 ";
         }
     }
-}
+}*/

MaterialGraphProject/Assets/NewNodes/Editor/Keep/MakeSubgraph/RepeatingDotNode.cs

 using System.Reflection;
 using UnityEngine;
 
-namespace UnityEditor.ShaderGraph
+/*namespace UnityEditor.ShaderGraph
 {
     [Title("Procedural", "MakeSubgraph", "Repeating Dot")]
     public class RepeatingDotNode : CodeFunctionNode
 }";
         }
     }
-}
+}*/