[main] Update dependencies from dotnet/source-build-reference-packages

[dotnet-maestro]

This pull request updates the following dependencies

From https://github.com/dotnet/source-build-reference-packages

• Subscription: 5640c8c3-caa9-4077-4856-08da02a24edc
• Build: 20230808.2
• Date Produced: August 8, 2023 7:05:41 PM UTC
• Commit: 41f1a158d460e11ded6cffd6340f9e671e2b0a5c
• Branch: refs/heads/main

• Updates:
  • Microsoft.SourceBuild.Intermediate.source-build-reference-packages: from 8.0.0-alpha.1.23378.3 to 8.0.0-alpha.1.23408.2

[mthalman]

Newtonsoft.Json is failing with:

Errors
    /__w/1/s/artifacts/source-build/self/src/src/newtonsoft-json/Src/Newtonsoft.Json/Utilities/MiscellaneousUtils.cs(43,10): error CS0246: The type or namespace name 'ConditionalAttribute' could not be found (are you missing a using directive or an assembly reference?) [/__w/1/s/artifacts/source-build/self/src/src/newtonsoft-json/Src/Newtonsoft.Json/Newtonsoft.Json.csproj]
    /__w/1/s/artifacts/source-build/self/src/src/newtonsoft-json/Src/Newtonsoft.Json/Utilities/MiscellaneousUtils.cs(43,10): error CS0246: The type or namespace name 'Conditional' could not be found (are you missing a using directive or an assembly reference?) [/__w/1/s/artifacts/source-build/self/src/src/newtonsoft-json/Src/Newtonsoft.Json/Newtonsoft.Json.csproj]