Update dependency Serilog.AspNetCore to v9

Directory.Packages.props

@@ -57,7 +57,7 @@
     <PackageVersion Include="prometheus-net.AspNetCore" Version="8.2.1" />
     <PackageVersion Include="prometheus-net.DotNetRuntime" Version="4.4.1" />
     <PackageVersion Include="prometheus-net" Version="8.2.1" />
-    <PackageVersion Include="Serilog.AspNetCore" Version="8.0.3" />
+    <PackageVersion Include="Serilog.AspNetCore" Version="9.0.0" />
     <PackageVersion Include="Serilog.Enrichers.Thread" Version="4.0.0" />
     <PackageVersion Include="Serilog.Settings.Configuration" Version="9.0.0" />
     <PackageVersion Include="Serilog.Sinks.Async" Version="2.1.0" />