Nullable -> 1.3.1

Author: sharpjs

DependencyQueue/DependencyQueue.csproj

@@ -11,8 +11,8 @@
     <GenerateDocumentationFile>true</GenerateDocumentationFile>
   </PropertyGroup>
 
-  <ItemGroup Condition="'$(TargetFramework)' == 'netstandard2.0'">
-    <PackageReference Include="Nullable" Version="1.3.0" PrivateAssets="all" />
+  <ItemGroup>
+    <PackageReference Include="Nullable" Version="1.3.1" PrivateAssets="all" />
   </ItemGroup>
 
 </Project>