Bump BenchmarkDotNet from 0.13.1 to 0.15.3#2235

dependabot[bot] wants to merge 1 commit intomaindotnet/reactive:mainfrom

dependabot/nuget/Ix.NET/Source/Benchmarks.System.Interactive/BenchmarkDotNet-0.15.3dotnet/reactive:dependabot/nuget/Ix.NET/Source/Benchmarks.System.Interactive/BenchmarkDotNet-0.15.3Copy head branch name to clipboard