Change lock name to include names instead of hash. (#6886)
Change lock name to include names instead of hash. (#6886)

Previously lockname included the hash of the bucket, object
and uploadid.

This is a part of fix required to list oldest locks on the server.
NitishT/minio,jimjag/minio,harshavardhana/minio,NitishT/minio,donatello/minio,balamurugana/minio,aead/minio,harshavardhana/minio,aead/minio,aead/minio,NitishT/minio,fwessels/minio,minio/minio,vadmeste/minio,krishnasrinivas/minio,harshavardhana/minio,fwessels/minio,krisis/minio,aead/minio,fwessels/minio,krisis/minio,harshavardhana/minio,jimjag/minio,minio/minio,vadmeste/minio,harshavardhana/minio,jimjag/minio,krishnasrinivas/minio,NitishT/minio,harshavardhana/minio,jimjag/minio,donatello/minio,aead/minio,krishnasrinivas/minio,aead/minio,balamurugana/minio,aead/minio,fwessels/minio,aead/minio,harshavardhana/minio,krishnasrinivas/minio,harshavardhana/minio