Add -q flag to remove unwantend output (such as mirror and cache information)

This prevents ansible failures when trying to set version facts

playbooks/common/openshift-cluster/upgrades/files/versions.sh

@@ -2,9 +2,9 @@
 
 yum_installed=$(yum list installed "$@" 2>&1 | tail -n +2 | grep -v 'Installed Packages' | grep -v 'Red Hat Subscription Management' | grep -v 'Error:' | awk '{ print $2 }' | tr '\n' ' ')
 
-yum_available=$(yum list available "$@" 2>&1 | tail -n +2 | grep -v 'Available Packages' | grep -v 'Red Hat Subscription Management' | grep -v 'el7ose' | grep -v 'Error:' | awk '{ print $2 }' | tr '\n' ' ')
+yum_available=$(yum list available -q "$@" 2>&1 | tail -n +2 | grep -v 'Available Packages' | grep -v 'Red Hat Subscription Management' | grep -v 'el7ose' | grep -v 'Error:' | awk '{ print $2 }' | tr '\n' ' ')
 
 
 echo "---"
-echo "curr_version: ${yum_installed}" 
+echo "curr_version: ${yum_installed}"
 echo "avail_version: ${yum_available}"