[main] Update dependencies from dotnet/arcade

[dotnet-maestro[bot]]

This pull request updates the following dependencies

From https://github.com/dotnet/arcade

• Subscription: 6c4d79ba-3930-41e0-ee48-08da8603f7a7

• Build: 20240821.2

• Date Produced: August 21, 2024 9:36:39 AM UTC

• Commit: 9b24668b7196b9639e60770465683cf81465d89a

• Branch: refs/heads/main

• Updates:

  • Microsoft.DotNet.Arcade.Sdk: from 9.0.0-beta.24416.2 to 9.0.0-beta.24421.2

• Updates to .NET SDKs:

  • Updates sdk.version to 9.0.100-preview.7.24407.12
  • Updates tools.dotnet to 9.0.100-preview.7.24407.12