Merged PR 36036: Merge public release/8.0.1xx into internal

Manual merge from public due to conflicts discovered by https://dev.azure.com/dnceng/internal/_build/results?buildId=2335710&view=results

Resolves:
  - https://github.com/dotnet/source-build/issues/3802
  - https://github.com/dotnet/source-build/issues/3804

src/SourceBuild/content/prep.sh

@@ -156,6 +156,7 @@ function BootstrapArtifacts {
 # Check for the version of dotnet to install
 if [ "$installDotnet" == true ]; then
   echo "  Installing dotnet..."
+  use_installed_dotnet_cli=false
   (source ./eng/common/tools.sh && InitializeDotNetCli true)
 fi
 

src/SourceBuild/content/repo-projects/Directory.Build.props

@@ -111,9 +111,6 @@
 
     <EnvironmentVariables Include="SourceRoot=$(ProjectDirectory)" />
 
-    <!-- https://github.com/dotnet/source-build/issues/3081 -->
-    <EnvironmentVariables Include="CheckEolTargetFramework=false" />
-
     <!-- https://github.com/dotnet/source-build/issues/3752 -->
     <EnvironmentVariables Include="SuppressSymbolPackageFormatValidation=true" />
   </ItemGroup>

src/SourceBuild/content/test/Microsoft.DotNet.SourceBuild.SmokeTests/assets/SdkFileDiffExclusions.txt

@@ -45,7 +45,6 @@ sb,./sdk/x.y.z/Sdks/NuGet.Build.Tasks.Pack/*?
 
 # missing workload manifests - https://github.com/dotnet/source-build/issues/3242
 msft,./sdk-manifests/x.y.z/microsoft.net.sdk.android/*
-msft,./sdk-manifests/x.y.z/microsoft.net.sdk.aspire/*
 msft,./sdk-manifests/x.y.z/microsoft.net.sdk.ios/*
 msft,./sdk-manifests/x.y.z/microsoft.net.sdk.maccatalyst/*
 msft,./sdk-manifests/x.y.z/microsoft.net.sdk.macos/*

src/SourceBuild/content/test/Microsoft.DotNet.SourceBuild.SmokeTests/assets/baselines/MsftToSbSdkFiles.diff

@@ -44,14 +44,6 @@ index ------------
  ./packs/Microsoft.NETCore.App.Ref/
  ./packs/Microsoft.NETCore.App.Ref/x.y.z/
  ./packs/Microsoft.NETCore.App.Ref/x.y.z/analyzers/
-@@ ------------ @@
- ./packs/NETStandard.Library.Ref/x.y.z/ref/netstandard2.1/System.Xml.XPath.XDocument.dll
- ./sdk-manifests/
- ./sdk-manifests/x.y.z/
--./sdk-manifests/x.y.z/
- ./sdk-manifests/x.y.z/microsoft.net.workload.emscripten.current/
- ./sdk-manifests/x.y.z/microsoft.net.workload.emscripten.current/x.y.z/
- ./sdk-manifests/x.y.z/microsoft.net.workload.emscripten.current/x.y.z/WorkloadManifest.json
 @@ ------------ @@
  ./sdk/x.y.z/.version
  ./sdk/x.y.z/AppHostTemplate/