Improving the option logging

Author: apbose

py/torch_tensorrt/dynamo/_settings.py

@@ -96,7 +96,7 @@ class CompilationSettings:
             True will enable cross-platform compatibility which allows the engine to be built on Linux and run on Windows
         tiling_optimization_level (str): The optimization level of tiling strategies. A higher level allows TensorRT to spend more time searching for better tiling strategy. We currently support ["none", "fast", "moderate", "full"].
         l2_limit_for_tiling (int): The target L2 cache usage limit (in bytes) for tiling optimization (default is -1 which means no limit).
-        use_distributed_mode_trace (bool): Use aot_export_joint_simple, else wrap backend with AOT_autograd, required for distributed tensors
+        use_distributed_mode_trace (bool):  Using aot_autograd to trace the graph. This is enabled when DTensors or distributed tensors are present in distributed model
     """
 
     enabled_precisions: Set[dtype] = field(default_factory=lambda: ENABLED_PRECISIONS)