Updating the version of the Percona release RPM (#271)

Author: corey-hammerton

Dockerfile

@@ -1,7 +1,7 @@
 FROM centos:centos7
 MAINTAINER Tim Vaillancourt <tim.vaillancourt@percona.com>
 
-RUN yum install -y https://www.percona.com/redir/downloads/percona-release/redhat/latest/percona-release-0.1-4.noarch.rpm epel-release && \
+RUN yum install -y https://www.percona.com/redir/downloads/percona-release/redhat/latest/percona-release-0.1-6.noarch.rpm epel-release && \
 	yum install -y Percona-Server-MongoDB-34-tools zbackup && yum clean all
 
 ADD build/rpm/RPMS/x86_64/mongodb_consistent_backup*.el7.x86_64.rpm /