Update package index with latest published versions (#27942)

Author: azure-sdk

docs/azure/includes/dotnet-all.md

@@ -590,7 +590,7 @@
 | Management - Private DNS | NuGet [1.0.0](https://www.nuget.org/packages/Microsoft.Azure.Management.PrivateDns/1.0.0) |  | GitHub [1.0.0](https://github.com/Azure/azure-sdk-for-net/tree/Microsoft.Azure.Management.PrivateDns_1.0.0/sdk/privatedns/Microsoft.Azure.Management.PrivateDns/) |
 | Management - Private DNS Fluent | NuGet [1.38.0](https://www.nuget.org/packages/Microsoft.Azure.Management.PrivateDns.Fluent/1.38.0) |  |  |
 | Management - Recovery Services | NuGet [4.3.2-preview](https://www.nuget.org/packages/Microsoft.Azure.Management.RecoveryServices/4.3.2-preview) | [docs](/dotnet/api/overview/azure/recovery-services) | GitHub [4.3.2-preview](https://github.com/Azure/azure-sdk-for-net/tree/Microsoft.Azure.Management.RecoveryServices_4.3.2-preview/sdk/recoveryservices/Microsoft.Azure.Management.RecoveryServices/) |
-| Management - Recovery Services Backup | NuGet [4.2.0-preview](https://www.nuget.org/packages/Microsoft.Azure.Management.RecoveryServices.Backup/4.2.0-preview) | [docs](/dotnet/api/overview/azure/recovery-services) | GitHub [4.2.0-preview](https://github.com/Azure/azure-sdk-for-net/tree/Microsoft.Azure.Management.RecoveryServices.Backup_4.2.0-preview/sdk/recoveryservices-backup/Microsoft.Azure.Management.RecoveryServices.Backup/) |
+| Management - Recovery Services Backup | NuGet [4.3.0-preview](https://www.nuget.org/packages/Microsoft.Azure.Management.RecoveryServices.Backup/4.3.0-preview) | [docs](/dotnet/api/overview/azure/recovery-services) | GitHub [4.3.0-preview](https://github.com/Azure/azure-sdk-for-net/tree/Microsoft.Azure.Management.RecoveryServices.Backup_4.3.0-preview/sdk/recoveryservices-backup/Microsoft.Azure.Management.RecoveryServices.Backup/) |
 | Management - Recovery Services Site Recovery | NuGet [2.2.0-preview](https://www.nuget.org/packages/Microsoft.Azure.Management.RecoveryServices.SiteRecovery/2.2.0-preview) |  | GitHub [2.2.0-preview](https://github.com/Azure/azure-sdk-for-net/tree/Microsoft.Azure.Management.RecoveryServices.SiteRecovery_2.2.0-preview/sdk/recoveryservices-siterecovery/Microsoft.Azure.Management.RecoveryServices.SiteRecovery/) |
 | Management - Recovery Services Vault Upgrade | NuGet [1.0.0-preview](https://www.nuget.org/packages/Microsoft.Azure.Management.RecoveryServicesVaultUpgrade/1.0.0-preview) |  |  |
 | Management - Redis | NuGet [8.0.0](https://www.nuget.org/packages/Microsoft.Azure.Management.Redis/8.0.0) |  |  |