qa/tasks/rgw/upgrade: don't restart the entire cluster at once

and also whitelist 'wrongly marked me down'

Signed-off-by: Yehuda Sadeh <yehuda@redhat.com>

qa/suites/rgw/upgrade/ragweed/0-cluster/start.yaml

@@ -9,6 +9,8 @@ overrides:
       mon:
         mon warn on legacy crush tunables: false
     fs: xfs
+    log-whitelist:
+    - wrongly marked me down
 roles:
 - - mon.a
   - mon.b

qa/suites/rgw/upgrade/ragweed/3-upgrade/upgrade.yaml

@@ -11,6 +11,14 @@ tasks:
     osd.5:
     client.0:
 - ceph.restart:
-    daemons: [mon.a, mon.b, mon.c, osd.0, osd.1, osd.2, osd.3, osd.4, osd.5]
+    daemons: [mon.a, mon.b, mon.c]
+    wait-for-healthy: false
+    wait-for-osds-up: false
+- ceph.restart:
+    daemons: [osd.0, osd.1, osd.2]
+    wait-for-healthy: false
+    wait-for-osds-up: true
+- ceph.restart:
+    daemons: [osd.3, osd.4, osd.5]
     wait-for-healthy: false
     wait-for-osds-up: true