Bump Microsoft.AspNetCore.SignalR.Protocols.Json from 8.0.11 to 9.0.4

Bumps [Microsoft.AspNetCore.SignalR.Protocols.Json](https://github.com/dotnet/aspnetcore) from 8.0.11 to 9.0.4.
- [Release notes](https://github.com/dotnet/aspnetcore/releases)
- [Changelog](https://github.com/dotnet/aspnetcore/blob/main/docs/ReleasePlanning.md)
- [Commits](dotnet/aspnetcore@v8.0.11...v9.0.4)

---
updated-dependencies:
- dependency-name: Microsoft.AspNetCore.SignalR.Protocols.Json
  dependency-version: 9.0.4
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

Directory.Packages.props

@@ -17,7 +17,7 @@
         <PackageVersion Include="Microsoft.Extensions.Hosting" Version="9.0.3" />
         <PackageVersion Include="Microsoft.AspNetCore.SignalR.Client" Version="8.0.10" />
         <PackageVersion Include="Microsoft.AspNetCore.SignalR.Protocols.MessagePack" Version="8.0.10" />
-        <PackageVersion Include="Microsoft.AspNetCore.SignalR.Protocols.Json" Version="8.0.10" />
+        <PackageVersion Include="Microsoft.AspNetCore.SignalR.Protocols.Json" Version="9.0.4" />
         <PackageVersion Include="Microsoft.Build" Version="17.11.4" />
         <PackageVersion Include="Microsoft.Build.Locator" Version="1.7.8" />
         <PackageVersion Include="System.Text.Json" Version="9.0.3" />