Merge pull request #972 from dremin/managedshell-270

Update ManagedShell

Author: dremin

RetroBar/RetroBar.csproj

@@ -42,7 +42,7 @@
 
   <ItemGroup>
     <PackageReference Include="gong-wpf-dragdrop" Version="3.1.1" />
-    <PackageReference Include="ManagedShell" Version="0.0.267" />
+    <PackageReference Include="ManagedShell" Version="0.0.270" />
     <PackageReference Include="System.Net.Http.Json" Version="6.0.2" />
   </ItemGroup>