Update netty-all, netty-codec-http to 4.2.15.Final#506

mergify[bot] merged 1 commit into

andyglow:masterandyglow/websocket-scala-client:masterfrom

scala-steward:update/netty-all-4.2.15.Finalscala-steward/websocket-scala-client:update/netty-all-4.2.15.FinalCopy head branch name to clipboard