chore(deps): update dependency benchmarkdotnet to 0.15.6 (#69)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

Directory.Packages.props

@@ -20,7 +20,7 @@
     <PackageVersion Include="xunit.runner.visualstudio" Version="3.1.5" />
     <PackageVersion Include="Microsoft.Extensions.Caching.Memory" Version="9.0.10" />
     <PackageVersion Include="Microsoft.Extensions.Options.DataAnnotations" Version="9.0.10" />
-    <PackageVersion Include="BenchmarkDotNet" Version="0.15.5" />
+    <PackageVersion Include="BenchmarkDotNet" Version="0.15.6" />
     <PackageVersion Include="BenchmarkDotNet.Diagnostics.Windows" Version="0.15.5" />
     <PackageVersion Include="System.Diagnostics.DiagnosticSource" Version="9.0.10" />
     <PackageVersion Include="Microsoft.Extensions.DependencyInjection" Version="9.0.10" />