Upgrade optimum to allow transformers=4.48.0 (#3882)

assets/training/automl/environments/ai-ml-automl-dnn-text-gpu-ptca/context/Dockerfile

@@ -16,7 +16,7 @@ RUN pip install torch-ort==1.18.0 && TORCH_CUDA_ARCH_LIST="5.2;6.0;7.0;8.0;8.6;9
 RUN pip uninstall -y onnxruntime
 
 RUN pip install transformers==4.48.0
-RUN pip install optimum==1.21.4
+RUN pip install optimum==1.23.3
 RUN pip install accelerate==0.33.0
 RUN pip install deepspeed~=0.15.1
 RUN pip install numpy==1.22.0