Update dependency Microsoft.Extensions.TimeProvider.Testing to 10.8.0 (#5603)

Co-authored-by: dependencyupdates[bot] <218638057+dependencyupdates[bot]@users.noreply.github.com>

Author: dependencyupdates[bot]

src/Directory.Packages.props

@@ -30,7 +30,7 @@
     <PackageVersion Include="Microsoft.Extensions.Hosting.WindowsServices" Version="$(RuntimeFrameworkVersion)" />
     <PackageVersion Include="Microsoft.Extensions.Logging.Abstractions" Version="$(RuntimeFrameworkVersion)" />
     <PackageVersion Include="Microsoft.Extensions.Logging.Console" Version="$(RuntimeFrameworkVersion)" />
-    <PackageVersion Include="Microsoft.Extensions.TimeProvider.Testing" Version="10.7.0" />
+    <PackageVersion Include="Microsoft.Extensions.TimeProvider.Testing" Version="10.8.0" />
     <PackageVersion Include="Microsoft.IdentityModel.Protocols.OpenIdConnect" Version="8.19.2" />
     <PackageVersion Include="Microsoft.IdentityModel.Tokens" Version="8.19.2" />
     <!-- EF Core patch version must not exceed RuntimeFrameworkVersion (Custom.Build.props), which pins the Microsoft.Extensions.* packages -->