Fixed builds inside Visual Studio not working.

Author: cabal95

src/SparkDevNetwork.Rock.Build.Tasks/SparkDevNetwork.Rock.Build.Tasks.csproj

@@ -27,7 +27,7 @@
   </ItemGroup>
 
   <ItemGroup>
-    <PackageReference Include="Microsoft.Build.Utilities.Core" Version="17.8.3" PrivateAssets="all" ExcludeAssets="Runtime" />
+    <PackageReference Include="Microsoft.Build.Utilities.Core" Version="16.11.0" PrivateAssets="all" ExcludeAssets="Runtime" />
   </ItemGroup>
 
   <!-- Update the paths that project references get copied to. -->