message: update FactoryGitHubConfiguration discriminator value
diff: ]
  },
  "FactoryGitHubConfiguration": {
  - "x-ms-discriminator-value": "FactoryGithubConfiguration",
  + "x-ms-discriminator-value": "FactoryGitHubConfiguration",
  "description": "Factory's GitHub repo information.",
  "type": "object",
  "allOf": [
  