Update Ryujinx.LibHac

This should fix crashes with mods that worked on Ryubing 1.3.1.

Thanks @cyphix!

https://git.ryujinx.app/ryubing/libhac/-/commit/e39169ab5053ff179b7fef38f624dfc608d2596c

Directory.Packages.props

@@ -36,7 +36,7 @@
     <PackageVersion Include="Ryujinx.Graphics.Nvdec.Dependencies.macOS" Version="5.0.3-build14" />
     <PackageVersion Include="Ryujinx.Graphics.Nvdec.Dependencies.Windows" Version="6.1.2-build4" />
     <PackageVersion Include="Ryujinx.Graphics.Vulkan.Dependencies.MoltenVK" Version="1.2.0" />
-    <PackageVersion Include="Ryujinx.LibHac" Version="0.20.0" />
+    <PackageVersion Include="Ryujinx.LibHac" Version="0.21.0-alpha.116" />
     <PackageVersion Include="Ryujinx.SDL2-CS-Redux" Version="2.32.8" />
     <PackageVersion Include="securifybv.ShellLink" Version="0.1.0" />
     <PackageVersion Include="shaderc.net" Version="0.1.0" />

nuget.config

@@ -4,6 +4,16 @@
         <clear />
         <add key="nuget.org" value="https://api.nuget.org/v3/index.json" />
         <!-- Only needed when using pre-release versions of Ryujinx.LibHac. -->
-        <!--<add key="LibHacAlpha" value="https://git.ryujinx.app/api/v4/projects/17/packages/nuget/index.json" />-->
+        <add key="LibHacAlpha" value="https://git.ryujinx.app/api/v4/projects/17/packages/nuget/index.json" />
     </packageSources>
+    <packageSourceMapping>
+        <!-- key value for <packageSource> should match key values from <packageSources> element -->
+        <!-- These are defined and .NET still yells about multiple package sources with no mappings. Not sure what to do, this is in the docs lol -->
+        <packageSource key="nuget.org">
+            <package pattern="*" />
+        </packageSource>
+        <packageSource key="LibHacAlpha">
+            <package pattern="Ryujinx.LibHac" />
+        </packageSource>
+    </packageSourceMapping>
 </configuration>