Replace "unless" on "require"

PROD-36331

Change-Id: Ib09296445df93386cfab0f33bb5a797c2eea3b9e
diff --git a/ceph/mgr.sls b/ceph/mgr.sls
index c754349..8c7d2b7 100644
--- a/ceph/mgr.sls
+++ b/ceph/mgr.sls
@@ -6,7 +6,7 @@
 enable_msgr2_protocol:
   cmd.run:
   - name: "ceph mon enable-msgr2"
-  - unless:
+  - require:
     - pkg: mgr_packages
 
 {%- endif %}