Add DeleteUser() to generate events in etcd (#7804)
Add DeleteUser() to generate events in etcd (#7804)

Fixes a regression introduced in 6d89435356df465bef282ba9a7750da53d89605c

Fixes #7797
harshavardhana/minio,aead/minio,aead/minio,krisis/minio,donatello/minio,aead/minio,harshavardhana/minio,harshavardhana/minio,aead/minio,balamurugana/minio,harshavardhana/minio,minio/minio,vadmeste/minio,donatello/minio,vadmeste/minio,krishnasrinivas/minio,aead/minio,fwessels/minio,NitishT/minio,harshavardhana/minio,harshavardhana/minio,fwessels/minio,aead/minio,minio/minio,harshavardhana/minio,krishnasrinivas/minio,NitishT/minio,NitishT/minio,krishnasrinivas/minio,fwessels/minio,fwessels/minio,aead/minio,NitishT/minio,krisis/minio,harshavardhana/minio,krishnasrinivas/minio,aead/minio,balamurugana/minio