fix(csproj): correct IsWindows condition check

Author: jaredcnance

src/JsonApiDotNetCore/JsonApiDotNetCore.csproj

@@ -13,15 +13,7 @@
     <RepositoryType>git</RepositoryType>
     <RepositoryUrl>https://github.com/json-api-dotnet/JsonApiDotNetCore</RepositoryUrl>
   </PropertyGroup>
-  <PropertyGroup>
-    <IsWindows Condition="'$(OS)' == 'Windows_NT'">true</IsWindows>
-  </PropertyGroup>
-  <PropertyGroup Condition="'$(Configuration)|$(TargetFramework)|$(Platform)'=='Release|netstandard2.0|AnyCPU'">
-    <DocumentationFile>bin\Release\netstandard2.0\JsonApiDotNetCore.xml</DocumentationFile>
-  </PropertyGroup>
-  <ItemGroup Condition="$(IsWindows)">
-    <PackageReference Include="docfx.console" Version="2.33.0" />
-  </ItemGroup>
+
   <ItemGroup>
     <PackageReference Include="Microsoft.AspNetCore.Routing" Version="$(AspNetCoreVersion)" />
     <PackageReference Include="Microsoft.AspNetCore.Mvc" Version="$(AspNetCoreVersion)" />
@@ -31,4 +23,15 @@
     <PackageReference Include="System.ValueTuple" Version="$(TuplesVersion)" />
   </ItemGroup>
 
+  <!-- XML documentation -->
+  <PropertyGroup>
+    <IsWindows Condition="'$(OS)' == 'Windows_NT'">true</IsWindows>
+  </PropertyGroup>
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|AnyCPU'">
+    <DocumentationFile>bin\Release\netstandard2.0\JsonApiDotNetCore.xml</DocumentationFile>
+  </PropertyGroup>
+  <ItemGroup Condition="$(IsWindows)=='true'">
+    <PackageReference Include="docfx.console" Version="2.33.0" />
+  </ItemGroup>
+
 </Project>