Remove pvc-flush references

This service causes more problems than it solves usually, so it is being
removed in the next PVC version.

oneshot/reboot-pvc-cluster.yml

@@ -52,12 +52,6 @@
       become: no
       connection: local
 
-    - name: stop and disable PVC flush daemon cleanly
-      service:
-        name: pvc-flush
-        state: stopped
-        enabled: no
-
     - name: stop PVC daemon cleanly
       service:
         name: pvcnoded
@@ -150,12 +144,6 @@
       become: no
       connection: local
   
-    - name: start and enable PVC flush daemon cleanly
-      service:
-        name: pvc-flush
-        state: started
-        enabled: yes
-
     - name: reset any systemd failures
       command: systemctl reset-failed