message: Add fork repository configuration
diff: "$schema": "https://openapistorageprod.blob.core.windows.net/sdkautomation/prod/schemas/specificationRepositoryConfiguration.schema.json",
  "sdkRepositoryMappings": {
  "azure-sdk-for-go": {
  - "main_branch": "latest",
  + "mainBranch": "latest",
  + "generationRepository": "AzureSDKAutomation/azure-sdk-for-go",
  "mainRepository": "Azure/azure-sdk-for-go"
  },
  - "azure-sdk-for-java": "Azure/azure-sdk-for-java",
  - "azure-sdk-for-js": "Azure/azure-sdk-for-js",
  - "azure-sdk-for-net": "Azure/azure-sdk-for-net",
  - "azure-sdk-for-python": "Azure/azure-sdk-for-python",
  + "azure-sdk-for-java": {
  + "generationRepository": "AzureSDKAutomation/azure-sdk-for-java",
  + "mainRepository": "Azure/azure-sdk-for-java"
  + },
  + "azure-sdk-for-js": {
  + "generationRepository": "AzureSDKAutomation/azure-sdk-for-js",
  + "mainRepository": "Azure/azure-sdk-for-js"
  + },
  + "azure-sdk-for-net": {
  + "generationRepository": "AzureSDKAutomation/azure-sdk-for-net",
  + "mainRepository": "Azure/azure-sdk-for-net"
  + },
  + "azure-sdk-for-python": {
  + "generationRepository": "AzureSDKAutomation/azure-sdk-for-python",
  + "mainRepository": "Azure/azure-sdk-for-python"
  + },
  "azure-sdk-for-ruby": {
  - "main_branch": "latest",
  + "mainBranch": "latest",
  + "generationRepository": "AzureSDKAutomation/azure-sdk-for-ruby",
  "mainRepository": "Azure/azure-sdk-for-ruby"
  }
  }
  