Bump Microsoft.NET.Test.Sdk from 18.4.0 to 18.5.1#17

GeertvanHorrik merged 1 commit intodevelopWildGums/Orc.Serialization:developfrom

dependabot/nuget/src/Orc.Serialization.Json.Tests/multi-0a47b388abWildGums/Orc.Serialization:dependabot/nuget/src/Orc.Serialization.Json.Tests/multi-0a47b388abCopy head branch name to clipboard