Update .net dependencies to 8.0.16 (#4979)

Author: jpalac

src/Directory.Packages.props

@@ -17,8 +17,8 @@
     <PackageVersion Include="Fody" Version="6.9.1" />
     <PackageVersion Include="GitHubActionsTestLogger" Version="2.4.1" />
     <PackageVersion Include="HdrHistogram" Version="2.5.0" />
-    <PackageVersion Include="Microsoft.AspNetCore.Mvc.Testing" Version="8.0.12" />
-    <PackageVersion Include="Microsoft.AspNetCore.SignalR.Client" Version="8.0.12" />
+    <PackageVersion Include="Microsoft.AspNetCore.Mvc.Testing" Version="8.0.16" />
+    <PackageVersion Include="Microsoft.AspNetCore.SignalR.Client" Version="8.0.16" />
     <PackageVersion Include="Microsoft.Extensions.DependencyInjection" Version="8.0.1" />
     <PackageVersion Include="Microsoft.Extensions.DependencyModel" Version="8.0.2" />
     <PackageVersion Include="Microsoft.Extensions.Hosting" Version="8.0.1" />