add optuna_integration to requirements.txt

requirements.txt

@@ -6,6 +6,7 @@ onnx>=1.12.0
 onnxruntime>=1.13.1
 onnxsim>=0.4.10
 optuna>=3.2.0
+optuna_integration>=3.6.0
 psycopg2-binary>=2.9.1
 pycocotools>=2.0.7
 rich>=13.0.0