Generated new code and added initial data handling

BlendFile/DNA/NodeRandomValue.cs

@@ -17,6 +17,9 @@ namespace BlendFile.DNA {
     public struct NodeRandomValue {
         [DNAFieldAttribute(0, "uchar", "data_type", 1)]
         public byte data_type;
+        public NodeRandomValue() {
+            this.data_type = default;
+        }
         public NodeRandomValue(byte data_type) {
             this.data_type = data_type;
         }