message: Add azure-sdk-for-net-track2 in private repo
diff: "integrationRepository": "azure-sdk/azure-sdk-for-net-pr",
  "mainRepository": "Azure/azure-sdk-for-net-pr"
  },
  + "azure-sdk-for-net-track2": {
  + "integrationRepository": "azure-sdk/azure-sdk-for-net-pr",
  + "mainRepository": "Azure/azure-sdk-for-net-pr",
  + "configFilePath": "eng/swagger_to_sdk_config.json"
  + },
  "azure-sdk-for-python": {
  "integrationRepository": "azure-sdk/azure-sdk-for-python-pr",
  "mainRepository": "Azure/azure-sdk-for-python-pr"
  