Build(deps): Bump WinUIEx from 2.3.0 to 2.3.1 (#13427)

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Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

src/Files.App/Files.App.csproj

@@ -99,7 +99,7 @@
         <PackageReference Include="Tulpep.ActiveDirectoryObjectPicker" Version="3.0.11" />
         <PackageReference Include="Vanara.PInvoke.DwmApi" Version="3.4.16" />
         <PackageReference Include="Vanara.Windows.Extensions" Version="3.4.16" />
-        <PackageReference Include="WinUIEx" Version="2.3.0" />
+        <PackageReference Include="WinUIEx" Version="2.3.1" />
         <PackageReference Include="Vanara.PInvoke.Mpr" Version="3.4.16" />
         <PackageReference Include="Vanara.Windows.Shell" Version="3.4.16" />
         <PackageReference Include="Microsoft.Management.Infrastructure" Version="2.0.0" />