[ceph-mon] Fix python3 issue for util scripts

This is to update python3 for checkObjectReplication.py script
since python2 got removed from ceph images.

Change-Id: I006a4becaeefb2a0cbef6f5d1fb56c7fc40b0170

ceph-mon/Chart.yaml

@@ -15,6 +15,6 @@ apiVersion: v1
 appVersion: v1.0.0
 description: OpenStack-Helm Ceph Mon
 name: ceph-mon
-version: 0.1.5
+version: 0.1.6
 home: https://github.com/ceph/ceph
 ...

ceph-mon/templates/bin/utils/_checkObjectReplication.py.tpl

@@ -1,4 +1,4 @@
-#!/usr/bin/python
+#!/usr/bin/python3
 
 import subprocess  # nosec
 import json

releasenotes/notes/ceph-mon.yaml

@@ -6,4 +6,5 @@ ceph-mon:
   - 0.1.3 Run mon container as ceph user
   - 0.1.4 Uplift from Nautilus to Octopus release
   - 0.1.5 Add Ceph CSI plugin
+  - 0.1.6 Fix python3 issue for util scripts
 ...