Bump Microsoft.AspNetCore.SignalR.Client from 8.0.0 to 8.0.3

Bumps [Microsoft.AspNetCore.SignalR.Client](https://github.com/dotnet/aspnetcore) from 8.0.0 to 8.0.3.
- [Release notes](https://github.com/dotnet/aspnetcore/releases)
- [Changelog](https://github.com/dotnet/aspnetcore/blob/main/docs/ReleasePlanning.md)
- [Commits](dotnet/aspnetcore@v8.0.0...v8.0.3)

---
updated-dependencies:
- dependency-name: Microsoft.AspNetCore.SignalR.Client
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>

src/Directory.Packages.props

@@ -15,7 +15,7 @@
     <PackageVersion Include="GitHubActionsTestLogger" Version="2.3.3" />
     <PackageVersion Include="HdrHistogram" Version="2.5.0" />
     <PackageVersion Include="Microsoft.AspNetCore.Mvc.Testing" Version="8.0.0" />
-    <PackageVersion Include="Microsoft.AspNetCore.SignalR.Client" Version="8.0.0" />
+    <PackageVersion Include="Microsoft.AspNetCore.SignalR.Client" Version="8.0.3" />
     <PackageVersion Include="Microsoft.Data.SqlClient" Version="5.2.0" />
     <PackageVersion Include="Microsoft.Extensions.DependencyInjection" Version="8.0.0" />
     <PackageVersion Include="Microsoft.Extensions.DependencyModel" Version="8.0.0" />