Add repositories refresh to ceph update pipeline

Related-Prod: PROD-35062
Change-Id: Ia85b7fdbda515a338f88569ffb8a4207bd3f147d
diff --git a/update-ceph.groovy b/update-ceph.groovy
index 73417e9..1de1012 100644
--- a/update-ceph.groovy
+++ b/update-ceph.groovy
@@ -29,7 +29,7 @@
             stage('Apply package upgrades on all nodes') {
 
                 targets.each { key, value ->
-                    // try {
+                    salt.enforceState(pepperEnv, "I@ceph:${key}", 'linux.system.repo', true)
                     command = "pkg.install"
                     packages = value
                     commandKwargs = ['only_upgrade': 'true', 'force_yes': 'true']