[bitnami/ghost] Don't regenerate self-signed certs on upgrade (#14621)

Signed-off-by: Miguel Ruiz <miruiz@vmware.com>

Author: migruiz4

bitnami/ghost/Chart.yaml

@@ -33,4 +33,4 @@ name: ghost
 sources:
   - https://github.com/bitnami/containers/tree/main/bitnami/ghost
   - https://www.ghost.org/
-version: 19.1.61
+version: 19.1.62

bitnami/ghost/templates/tls-secrets.yaml

@@ -21,12 +21,13 @@ data:
 {{- end }}
 {{- end }}
 {{- if and .Values.ingress.tls .Values.ingress.selfSigned }}
+{{- $secretName := printf "%s-tls" .Values.ingress.hostname }}
 {{- $ca := genCA "ghost-ca" 365 }}
 {{- $cert := genSignedCert .Values.ingress.hostname nil (list .Values.ingress.hostname) 365 $ca }}
 apiVersion: v1
 kind: Secret
 metadata:
-  name: {{ printf "%s-tls" .Values.ingress.hostname }}
+  name: {{ $secretName }}
   namespace: {{ .Release.Namespace | quote }}
   labels: {{- include "common.labels.standard" . | nindent 4 }}
     {{- if .Values.commonLabels }}
@@ -37,8 +38,8 @@ metadata:
   {{- end }}
 type: kubernetes.io/tls
 data:
-  tls.crt: {{ $cert.Cert | b64enc | quote }}
-  tls.key: {{ $cert.Key | b64enc | quote }}
-  ca.crt: {{ $ca.Cert | b64enc | quote }}
+  tls.crt: {{ include "common.secrets.lookup" (dict "secret" $secretName "key" "tls.crt" "defaultValue" $cert.Cert "context" $) }}
+  tls.key: {{ include "common.secrets.lookup" (dict "secret" $secretName "key" "tls.key" "defaultValue" $cert.Key "context" $) }}
+  ca.crt: {{ include "common.secrets.lookup" (dict "secret" $secretName "key" "ca.crt" "defaultValue" $ca.Cert "context" $) }}
 {{- end }}
 {{- end }}