Distinguish between pong and meet messages in clusterProcessPacket log (#8848)
Distinguish between pong and meet messages in clusterProcessPacket log (#8848)

Fix clusterProcessPacket log don't distinguish between pong and meet.
Additionally log node name instead of pointer and delete a redundant
log.
JackieXie168/redis,JackieXie168/redis,JackieXie168/redis,JackieXie168/redis