update mlflow version to match the other azureml versions

tools/generate_conda_file.py

@@ -63,14 +63,14 @@ PIP_BASE = {
     "azureml-train-automl": "azureml-train-automl==1.0.57",
     "azureml-dataprep": "azureml-dataprep==1.1.8",
     "azureml-widgets": "azureml-widgets==1.0.57",
-    "azureml-mlflow": "azureml-mlflow>=1.0.43.1",
+    "azureml-mlflow": "azureml-mlflow==1.0.57",
     "black": "black>=18.6b4",
     "cached-property": "cached-property==1.5.1",
     "jsonlines": "jsonlines>=1.2.0",
     "nteract-scrapbook": "nteract-scrapbook>=0.2.1",
     "pydocumentdb": "pydocumentdb>=2.3.3",
     "pytorch-pretrained-bert": "pytorch-pretrained-bert>=0.6",
-    "tqdm": "tqdm==4.31.1",
+    "tqdm": "tqdm==4.32.2",
     "pyemd": "pyemd==0.5.1",
     "ipywebrtc": "ipywebrtc==0.4.3",
     "pre-commit": "pre-commit>=1.14.4",