Ensure rsync is installed on the UBI7 pgo-backrest-repo image

Jonathan S. Katz · Jonathan S. Katz · commit 398bf93d23a6 · 2020-04-09T20:55:22.000-04:00
Without this, the clone feature will not work.
diff --git a/rhel7/Dockerfile.pgo-backrest-repo.rhel7 b/rhel7/Dockerfile.pgo-backrest-repo.rhel7
@@ -17,6 +17,7 @@ RUN yum -y install \
 	openssh-server \
 	procps-ng \
 	psmisc \
+	rsync \
 	&& yum -y clean all
 
 RUN groupadd pgbackrest -g 2000 && useradd pgbackrest -u 2000 -g 2000
