Downgraded package, so Azure Pipelines won't complain

PixiEditor.MSIX/PixiEditor.MSIX.wapproj

@@ -119,7 +119,7 @@
   </ItemGroup>
   <Import Project="$(WapProjPath)\Microsoft.DesktopBridge.targets" />
   <ItemGroup>
-    <PackageReference Include="Microsoft.Windows.SDK.BuildTools" Version="10.0.19041.8" PrivateAssets="all" />
+    <PackageReference Include="Microsoft.Windows.SDK.BuildTools" Version="10.0.19041.1" PrivateAssets="all" />
   </ItemGroup>
   <ItemGroup>
     <ProjectReference Include="..\PixiEditor\PixiEditor.csproj">

azure-pipelines.yml

@@ -12,8 +12,6 @@ variables:
 
 steps:
 - task: NuGetToolInstaller@1
-  inputs:
-    versionSpec: '5.x'
 
 - task: NuGetCommand@2
   inputs: