Open-Notificaties postgresql subchart password not working

[jeroenvermeulen]

After merging #37:

Command:

helm install open-notificaties . \
    --set "settings.allowedHosts=open-notificaties.gemeente.nl" \
    --set "ingress.enabled=true" \
    --set "ingress.hosts={open-notificaties.gemeente.nl}"

Error in Pod open-notificaties-xxxxxxx-xxx:

django.db.utils.OperationalError: FATAL:  password authentication failed for user "postgres"
2024-06-18T12:54:38.921860480Z

Context:

$ helm version
version.BuildInfo{Version:"v3.15.1", GitCommit:"e211f2aa62992bd72586b395de50979e31231829", GitTreeState:"clean", GoVersion:"go1.22.3"}
$ kubectl version
Client Version: v1.30.1
Kustomize Version: v5.0.4-0.20230601165947-6ce0bf390ce3
Server Version: v1.29.3