fix map: map[] does not contain declared merge key: name

Author: ThoSap

operator/src/main/resources/application.yml

@@ -90,7 +90,7 @@ quarkus:
           - null
         paths:
           - (kind == Deployment).spec.template.spec.imagePullSecrets
-        expression: "{{- toYaml .Values.app.imagePullSecrets | nindent 8 }}"
+        expression: "{{- if eq (toYaml .Values.app.imagePullSecrets | trim) \"- {}\" }} null{{- else }}{{- toYaml .Values.app.imagePullSecrets | nindent 8 }}{{- end }}"
         description: Kubernetes image pull secrets to use if the OCI image is hosted on a private registry
       resource-requests-cpu:
         property: resources.requests.cpu