[stable/redmine] Change regex looking for rolling tags (#14261)

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

stable/redmine/Chart.yaml

@@ -1,6 +1,6 @@
 apiVersion: v1
 name: redmine
-version: 10.0.1
+version: 10.0.2
 appVersion: 4.0.3
 description: A flexible project management web application.
 keywords:

stable/redmine/templates/NOTES.txt

@@ -51,7 +51,7 @@ You have 4 alternatives:
   echo Password: $(kubectl get secret --namespace {{ .Release.Namespace }} {{ template "redmine.fullname" . }} -o jsonpath="{.data.redmine-password}" | base64 --decode)
 {{- end }}
 
-{{- 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/