[pom] exclude io.netty:netty-handler from cassandra dependency
[pom] exclude io.netty:netty-handler from cassandra dependency

OdenTech/heroic,spotify/heroic,zfrank/heroic,spotify/heroic,spotify/heroic,lucilecoutouly/heroic,lucilecoutouly/heroic,dbrounst/heroic,lucilecoutouly/heroic,spotify/heroic