Update dependency Serilog.Sinks.XUnit to v3.0.5

Author: renovate[bot]

Directory.Packages.props

@@ -43,7 +43,7 @@
     <PackageVersion Include="NSubstitute" Version="4.4.0" />
     <PackageVersion Include="Serilog.Extensions.Logging" Version="3.1.0" />
     <PackageVersion Include="Serilog.Sinks.Observable" Version="2.0.2" />
-    <PackageVersion Include="Serilog.Sinks.XUnit" Version="3.0.3" />
+    <PackageVersion Include="Serilog.Sinks.XUnit" Version="3.0.5" />
     <PackageVersion Include="XunitXml.TestLogger" Version="3.0.78" />
     <PackageVersion Include="coverlet.collector" Version="3.2.0" />
     <PackageVersion Include="coverlet.msbuild" Version="3.2.0" />