[COMMON] Fix Kyverno Policies

common:
- Add settings to common pod templates and fix Cassandra
  serviceMesh and MariaDB operator templates
- Added template for mongodb
- Empty lines to files added
readinessCheck:
- Add missing security settings
mariadb-init:
- add security settings in job
cassandra:
- Empty lines added to files
mongodb:
- make emptyDir volume size configurable
others:
- update chart dependency for mongodb in components
- fix linter errors in all files

Issue-ID: OOM-3295
Issue-ID: OOM-3296

Change-Id: Ieb64be337013e0477f7aaca9c75bb6a3f3264848
Signed-off-by: Andreas Geissler <andreas-geissler@telekom.de>
diff --git a/kubernetes/multicloud/components/multicloud-k8s/Chart.yaml b/kubernetes/multicloud/components/multicloud-k8s/Chart.yaml
index 8d50814..5dc3752 100644
--- a/kubernetes/multicloud/components/multicloud-k8s/Chart.yaml
+++ b/kubernetes/multicloud/components/multicloud-k8s/Chart.yaml
@@ -27,7 +27,7 @@
     # be published independently to a repo (at this point)
     repository: '@local'
   - name: mongodb
-    version: 14.12.3
+    version: ~14.12.x-0
     repository: '@local'
   - name: etcd
     version: ~13.x-0