Fix code generation for imnodes.

src/CodeGenerator/TypeInfo.cs

@@ -96,7 +96,7 @@ namespace CodeGenerator
             { "ImPlotAxisFlags_NoGridLines", "ImPlotAxisFlags.NoGridLines"},
             { "ImGuiCond_Once", "ImGuiCond.Once"},
             { "ImPlotOrientation_Vertical", "ImPlotOrientation.Vertical"},
-            { "PinShape_CircleFilled", "PinShape._CircleFilled"},
+            { "PinShape_CircleFilled", "PinShape.CircleFilled"},
             { "ImGuiPopupFlags_None", "ImGuiPopupFlags.None"},
             { "ImGuiNavHighlightFlags_TypeDefault", "ImGuiNavHighlightFlags.TypeDefault"},
             { "ImGuiKeyModFlags_Ctrl", "ImGuiKeyModFlags.Ctrl"},

src/ImNodes.NET/Generated/ImNodes.gen.cs

@@ -10,7 +10,7 @@ namespace imnodesNET
     {
         public static void BeginInputAttribute(int id)
         {
-            PinShape shape = PinShape._CircleFilled;
+            PinShape shape = PinShape.CircleFilled;
             imnodesNative.imnodes_BeginInputAttribute(id, shape);
         }
         public static void BeginInputAttribute(int id, PinShape shape)
@@ -31,7 +31,7 @@ namespace imnodesNET
         }
         public static void BeginOutputAttribute(int id)
         {
-            PinShape shape = PinShape._CircleFilled;
+            PinShape shape = PinShape.CircleFilled;
             imnodesNative.imnodes_BeginOutputAttribute(id, shape);
         }
         public static void BeginOutputAttribute(int id, PinShape shape)