[COMMON][MARIADB] Uses new tpls for repos / images

This commit makes mariadb galera template to use the new generator for
repositories and images.

As mariadb are coming from dockerhub, we're using directly this
repository.

Issue-ID: OOM-2364
Signed-off-by: Sylvain Desbureaux <sylvain.desbureaux@orange.com>
Change-Id: I7010ea3214c34fbee1ee697a127a1e43bfd16aed
diff --git a/kubernetes/common/mariadb-galera/templates/backup/cronjob.yaml b/kubernetes/common/mariadb-galera/templates/backup/cronjob.yaml
index bce0eb9..1c78017 100644
--- a/kubernetes/common/mariadb-galera/templates/backup/cronjob.yaml
+++ b/kubernetes/common/mariadb-galera/templates/backup/cronjob.yaml
@@ -45,11 +45,11 @@
                 fieldRef:
                   apiVersion: v1
                   fieldPath: metadata.namespace
-            image: "{{ include "common.repository" . }}/{{ .Values.global.readinessImage }}"
+            image: {{ include "repositoryGenerator.image.readiness" . }}
             imagePullPolicy: {{ .Values.global.pullPolicy | default .Values.pullPolicy }}
             name: {{ include "common.name" . }}-readiness
           - name: mariadb-galera-backup-init
-            image: "{{ include "common.repository" . }}/{{ .Values.backupImage }}"
+            image: {{ include "repositoryGenerator.image.mariadb" . }}
             imagePullPolicy: {{ .Values.global.pullPolicy | default .Values.pullPolicy }}
             command:
             - /bin/bash
@@ -94,7 +94,7 @@
               mountPath: /var/lib/mysql
           containers:
           - name: mariadb-backup-validate
-            image: "{{ include "common.repository" . }}/{{ .Values.backupImage }}"
+            image: {{ include "repositoryGenerator.image.mariadb" . }}
             imagePullPolicy: {{ .Values.global.pullPolicy | default .Values.pullPolicy }}
             env:
             - name: MYSQL_ROOT_PASSWORD