Merge pull request #802 from xamarin/mu-202031019-cake-preview

manual updates 20231019 - Cake.Tool 3.2.0-alpha0025 setup

build/ci/setup-environment.yml

@@ -40,3 +40,7 @@ steps:
         
   - pwsh: boots --url $(classicInstallerUrl) --downgrade-first
     displayName: 'Install Classic XA'
+
+  - pwsh: |
+      dotnet tool uninstall --global Cake.Tool 
+      dotnet tool install --global Cake.Tool --add-source https://pkgs.dev.azure.com/cake-build/Cake/_packaging/cake/nuget/v3/index.json --version 3.2.0-alpha0025