Use 201H1 all the time (#26037)

Author: Tratcher

eng/targets/Helix.Common.props

@@ -21,7 +21,7 @@
   <!-- PR(ci.yaml) required queues -->
   <ItemGroup Condition="'$(IsRequiredCheck)' == 'true' AND '$(TargetArchitecture)' == 'x64'">
     <HelixAvailableTargetQueue Include="Ubuntu.1604.Amd64.Open" Platform="Linux" />
-    <HelixAvailableTargetQueue Include="Windows.10.Amd64.Open" Platform="Windows" />
+    <HelixAvailableTargetQueue Include="Windows.10.Amd64.Server20H1.Open" Platform="Windows" />
     <HelixAvailableTargetQueue Include="OSX.1014.Amd64.Open" Platform="Linux" />
   </ItemGroup>
 

src/Servers/IIS/IIS/test/IIS.NewHandler.FunctionalTests/IIS.NewHandler.FunctionalTests.csproj

@@ -14,6 +14,7 @@
     <Compile Include="..\Common.FunctionalTests\StartupTests.cs" />
     <Compile Include="..\Common.FunctionalTests\ShutdownTests.cs" />
     <Compile Include="..\Common.FunctionalTests\Infrastructure\*.cs" />
+    <Compile Include="..\IIS.Shared.FunctionalTests\Properties\AssemblyInfo.cs" />
     <Compile Include="$(SharedSourceRoot)Http2cat\**\*.cs" LinkBase="Shared\Http2cat" />
     <Compile Include="$(SharedSourceRoot)runtime\Http2\**\*.cs" LinkBase="Shared\Http2\" />
     <Compile Include="$(SharedSourceRoot)runtime\IHttpHeadersHandler.cs" LinkBase="Shared\IHttpHeadersHandler.cs" />

src/Servers/IIS/IIS/test/IIS.NewShim.FunctionalTests/IIS.NewShim.FunctionalTests.csproj

@@ -23,6 +23,7 @@
     <Compile Include="..\Common.FunctionalTests\StartupTests.cs" />
     <Compile Include="..\Common.FunctionalTests\ShutdownTests.cs" />
     <Compile Include="..\Common.FunctionalTests\Infrastructure\*.cs" />
+    <Compile Include="..\IIS.Shared.FunctionalTests\Properties\AssemblyInfo.cs" />
     <Compile Include="$(SharedSourceRoot)Http2cat\**\*.cs" LinkBase="Shared\Http2cat" />
     <Compile Include="$(SharedSourceRoot)runtime\Http2\**\*.cs" LinkBase="Shared\Http2\" />
     <Compile Include="$(SharedSourceRoot)runtime\IHttpHeadersHandler.cs" LinkBase="Shared\IHttpHeadersHandler.cs" />