[Security] Bump netty.version from 4.1.22.Final to 4.1.49.Final#21

dependabot-preview[bot] wants to merge 1 commit intomasterandyesys/thingsboard:masterfrom

dependabot/maven/netty.version-4.1.49.Finalandyesys/thingsboard:dependabot/maven/netty.version-4.1.49.FinalCopy head branch name to clipboard