Bump BenchmarkDotNet from 0.14.0 to 0.15.8#84

dependabot[bot] wants to merge 1 commit intomaindevlooped/WebSocketChannel:mainfrom

dependabot/nuget/src/Benchmark/BenchmarkDotNet-0.15.8devlooped/WebSocketChannel:dependabot/nuget/src/Benchmark/BenchmarkDotNet-0.15.8Copy head branch name to clipboard