CI/CD: some Maui workloads are out of date

[Aaronontheweb]

Based on the logs of our most recent run:

Warning: C:\Program Files\dotnet\sdk\7.0.410\Sdks\Microsoft.NET.Sdk\targets\Microsoft.NET.EolTargetFrameworks.targets(35,5): warning NETSDK1202: The workload 'android' is out of support and will not receive security updates in the future. Please refer to https://aka.ms/maui-support-policy for more information about the support policy. [D:\a\Akka.Hosting.Maui\Akka.Hosting.Maui\src\Akka.Hosting.Maui\Akka.Hosting.Maui.csproj::TargetFramework=net6.0-android]
Warning: C:\Program Files\dotnet\sdk\7.0.410\Sdks\Microsoft.NET.Sdk\targets\Microsoft.NET.EolTargetFrameworks.targets(35,5): warning NETSDK1202: The workload 'ios' is out of support and will not receive security updates in the future. Please refer to https://aka.ms/maui-support-policy for more information about the support policy. [D:\a\Akka.Hosting.Maui\Akka.Hosting.Maui\src\Akka.Hosting.Maui\Akka.Hosting.Maui.csproj::TargetFramework=net6.0-ios]
Warning: C:\Program Files\dotnet\sdk\7.0.410\Sdks\Microsoft.NET.Sdk\targets\Microsoft.NET.EolTargetFrameworks.targets(35,5): warning NETSDK1202: The workload 'maccatalyst' is out of support and will not receive security updates in the future. Please refer to https://aka.ms/maui-support-policy for more information about the support policy. [D:\a\Akka.Hosting.Maui\Akka.Hosting.Maui\src\Akka.Hosting.Maui\Akka.Hosting.Maui.csproj::TargetFramework=net6.0-maccatalyst]
  Restored D:\a\Akka.Hosting.Maui\Akka.Hosting.Maui\src\Examples\Akka.Hosting.MauiDemo\Akka.Hosting.MauiDemo.csproj (in 40.8 sec).
  Restored D:\a\Akka.Hosting.Maui\Akka.Hosting.Maui\src\Akka.Hosting.Maui\Akka.Hosting.Maui.csproj (in 42.17 sec).
Warning: C:\Program Files\dotnet\sdk\7.0.410\Sdks\Microsoft.NET.Sdk\targets\Microsoft.NET.EolTargetFrameworks.targets(35,5): warning NETSDK1202: The workload 'maccatalyst' is out of support and will not receive security updates in the future. Please refer to https://aka.ms/maui-support-policy for more information about the support policy. [D:\a\Akka.Hosting.Maui\Akka.Hosting.Maui\src\Akka.Hosting.Maui\Akka.Hosting.Maui.csproj::TargetFramework=net6.0-maccatalyst]
Warning: C:\Program Files\dotnet\sdk\7.0.410\Sdks\Microsoft.NET.Sdk\targets\Microsoft.NET.EolTargetFrameworks.targets(35,5): warning NETSDK1202: The workload 'ios' is out of support and will not receive security updates in the future. Please refer to https://aka.ms/maui-support-policy for more information about the support policy. [D:\a\Akka.Hosting.Maui\Akka.Hosting.Maui\src\Akka.Hosting.Maui\Akka.Hosting.Maui.csproj::TargetFramework=net6.0-ios]
Warning: C:\Program Files\dotnet\sdk\7.0.410\Sdks\Microsoft.NET.Sdk\targets\Microsoft.NET.EolTargetFrameworks.targets(35,5): warning NETSDK1202: The workload 'android' is out of support and will not receive security updates in the future. Please refer to https://aka.ms/maui-support-policy for more information about the support policy. [D:\a\Akka.Hosting.Maui\Akka.Hosting.Maui\src\Akka.Hosting.Maui\Akka.Hosting.Maui.csproj::TargetFramework=net6.0-android]
Error: C:\Program Files\dotnet\packs\Microsoft.Android.Sdk.Windows\32.0.50[9](https://github.com/akkadotnet/Akka.Hosting.Maui/actions/runs/9469624696/job/26088712096#step:5:10)\targets\Microsoft.Android.Sdk.Tooling.targets(20,5): error XA0031: Java SDK 11.0 or above is required when using .NET 6 or higher. Download the latest JDK at: https://aka.ms/msopenjdk [D:\a\Akka.Hosting.Maui\Akka.Hosting.Maui\src\Akka.Hosting.Maui\Akka.Hosting.Maui.csproj::TargetFramework=net6.0-android]

This is mostly GitHub Actions finagling