Update OnnxTransform.cs

Changed the `verReadableCur` to match the `verWrittenCur`.

Changed the try catch on model load to only load based on the version the model was written with.

Author: michaelgsharp

src/Microsoft.ML.OnnxTransformer/OnnxTransform.cs

@@ -131,7 +131,7 @@ private static VersionInfo GetVersionInfo()
                 // version 10002 = multiple inputs & outputs
                 // version 10003 = custom protobuf recursion limit
                 verWrittenCur: 0x00010003,
-                verReadableCur: 0x00010002,
+                verReadableCur: 0x00010003,
                 verWeCanReadBack: 0x00010001,
                 loaderSignature: LoaderSignature,
             loaderAssemblyName: typeof(OnnxTransformer).Assembly.FullName);
@@ -189,13 +189,15 @@ private static OnnxTransformer Create(IHostEnvironment env, ModelLoadContext ctx
             }
 
             int recursionLimit;
-            try
+
+            // Recursion limit change
+            if (ctx.Header.ModelVerWritten >= 0x00010003)
             {
                 recursionLimit = ctx.Reader.ReadInt32();
             }
-            catch (EndOfStreamException)
+            else
             {
-                //default if not written inside ONNX model
+                // Default if not written inside ONNX model
                 recursionLimit = 100;
             }