Merge pull request #7 from ktsu-dev/dependabot/nuget/Polyfill-10.4.0

Bump Polyfill from 9.7.7 to 10.4.0

Author: github-actions[bot]

Directory.Packages.props

@@ -7,7 +7,7 @@
     <PackageVersion Include="ktsu.ImGui.App" Version="2.4.0" />
     <PackageVersion Include="Microsoft.SourceLink.GitHub" Version="10.0.203" />
     <PackageVersion Include="Microsoft.SourceLink.AzureRepos.Git" Version="10.0.203" />
-    <PackageVersion Include="Polyfill" Version="9.7.7" />
+    <PackageVersion Include="Polyfill" Version="10.4.0" />
     <PackageVersion Include="System.Numerics.Vectors" Version="4.6.1" />
   </ItemGroup>
 </Project>