Merge pull request #43401 from tensorflow/mihaimaruseac-patch-2

Cast away a const in intermediate API

tensorflow/lite/kernels/kernel_util.h

@@ -92,7 +92,7 @@ inline int64_t NumElements(const TfLiteTensor* t) {
 inline const TfLiteTensor* GetOptionalInputTensor(TfLiteContext* context,
                                                   const TfLiteNode* node,
                                                   int index) {
-  return GetInput(context, node, index);
+  return GetInput(context, const_cast<TfLiteNode*>(node), index);
 }
 
 // Determines whether tensor is constant.