this probably works....right?

chart/templates/mattermost/operator/imagepullsecret.yaml

-{{- if or .Values.addons.minioOperator.enabled .Values.addons.minio.enabled }}
+{{- if or .Values.addons.mattermostoperator.enabled .Values.addons.mattermost.enabled }}
 {{- if ( include "imagePullSecret" . ) }}
 apiVersion: v1
 kind: Secret
 metadata:
   name: private-registry
-  namespace: minio-operator
+  namespace: mattermost-operator
   labels:
-    app.kubernetes.io/name: minio-operator
-    app.kubernetes.io/component: "application-utilities"
+    app.kubernetes.io/name: mattermost-operator
+    app.kubernetes.io/component: "collaboration-tools"
     {{- include "commonLabels" . | nindent 4}}
 type: kubernetes.io/dockerconfigjson
 data: