change back to using uniqueName

Author: Matthew Francis-Landau

mlir-tensorrt/tensorrt/lib/Target/TensorRTEncodingOpInterface/NetworkEncoder.cpp

@@ -222,11 +222,11 @@ nvinfer1::Permutation tensorrt::getNvInferPermutation(ArrayRef<int64_t> array) {
 static std::string getUniqueName(NvInferNetworkEncoder::NamesSet &names,
                                  std::string name) {
   static unsigned i = 0;
-  std::string newName = name;
-  while (names.contains(newName))
-    newName = name + "_" + std::to_string(i++);
-  names.insert(newName);
-  return newName;
+  std::string uniqueName = name;
+  while (names.contains(uniqueName))
+    uniqueName = name + "_" + std::to_string(i++);
+  names.insert(uniqueName);
+  return uniqueName;
 }
 
 /// Print a representation of the given location to the string. Since MLIR has