Bump netty-handler from 4.1.48.Final to 4.1.94.Final in /tikv-client#2727

dependabot[bot] wants to merge 1 commit intomasterpingcap/tispark:masterfrom

dependabot/maven/tikv-client/io.netty-netty-handler-4.1.94.Finalpingcap/tispark:dependabot/maven/tikv-client/io.netty-netty-handler-4.1.94.FinalCopy head branch name to clipboard