Merge pull request #17305 from dsplaisted/fix-net35-targetingpack

Bypass .NET 3.5 framework install check

Author: dsplaisted

src/Tasks/Microsoft.NET.Build.Tasks/targets/Microsoft.NET.Sdk.FrameworkReferenceResolution.targets

@@ -364,7 +364,7 @@ Copyright (c) .NET Foundation. All rights reserved.
         TargetFrameworkMoniker="$(TargetFrameworkMoniker)"
         RootPath="$(TargetFrameworkRootPath)"
         TargetFrameworkFallbackSearchPaths="$(TargetFrameworkFallbackSearchPaths)"
-        BypassFrameworkInstallChecks="$(BypassFrameworkInstallChecks)"
+        BypassFrameworkInstallChecks="true"
         SuppressNotFoundError="true">
       <Output TaskParameter="FullFrameworkReferenceAssemblyPaths" PropertyName="_FullFrameworkReferenceAssemblyPaths"/>
     </GetReferenceAssemblyPaths>