[stable/mariadb] Change regex looking for rolling tags (#14253)

Signed-off-by: Carlos Rodriguez Hernandez <crhernandez@bitnami.com>

stable/mariadb/Chart.yaml

@@ -1,6 +1,6 @@
 apiVersion: v1
 name: mariadb
-version: 6.2.1
+version: 6.2.2
 appVersion: 10.3.15
 description: Fast, reliable, scalable, and easy to use open-source relational database system. MariaDB Server is intended for mission-critical, heavy-load production systems as well as for embedding into mass-deployed software. Highly available MariaDB cluster.
 keywords:

stable/mariadb/templates/NOTES.txt

@@ -41,7 +41,7 @@ To upgrade this helm chart:
       ROOT_PASSWORD=$(kubectl get secret --namespace {{ .Release.Namespace }} {{ template "mariadb.fullname" . }} -o jsonpath="{.data.mariadb-root-password}" | base64 --decode)
       helm upgrade {{ .Release.Name }} stable/mariadb --set rootUser.password=$ROOT_PASSWORD
 
-{{- if and (contains "bitnami/" .Values.image.repository) (not (.Values.image.tag | regexFind "-r\\d+$")) }}
+{{- if and (contains "bitnami/" .Values.image.repository) (not (.Values.image.tag | toString | regexFind "-r\\d+$|sha256:")) }}
 
 WARNING: Rolling tag detected ({{ .Values.image.repository }}:{{ .Values.image.tag }}), please note that it is strongly recommended to avoid using rolling tags in a production environment.
 +info https://docs.bitnami.com/containers/how-to/understand-rolling-tags-containers/