Revert PR #7241 to fix vault renewal (#7259)
Revert PR #7241 to fix vault renewal (#7259)

- Current implementation was spawning renewer goroutines
without waiting for the lease duration to end. Remove vault renewer
and call vault.RenewToken directly and manage reauthentication if
lease expired.
krishnasrinivas/minio,aead/minio,aead/minio,vadmeste/minio,harshavardhana/minio,aead/minio,krisis/minio,minio/minio,fwessels/minio,fwessels/minio,balamurugana/minio,jimjag/minio,NitishT/minio,fwessels/minio,aead/minio,harshavardhana/minio,harshavardhana/minio,balamurugana/minio,krisis/minio,krishnasrinivas/minio,jimjag/minio,harshavardhana/minio,NitishT/minio,harshavardhana/minio,vadmeste/minio,aead/minio,harshavardhana/minio,fwessels/minio,jimjag/minio,krishnasrinivas/minio,jimjag/minio,harshavardhana/minio,NitishT/minio,aead/minio,minio/minio,krishnasrinivas/minio,NitishT/minio,donatello/minio,harshavardhana/minio,donatello/minio,aead/minio,aead/minio