Do not allow image variables to be configurable for minio chart

test/minio/1.2.1/Chart.yaml

@@ -2,7 +2,7 @@ apiVersion: v1
 description: High Performance, Kubernetes Native Object Storage
 name: minio
 version: 1.2.1
-appVersion: master
+appVersion: RELEASE.2021-02-19T04-38-02Z
 keywords:
 - storage
 - object-storage

test/minio/1.2.1/ix_values.yaml

+image:
+  repository: minio/minio
+  tag: RELEASE.2021-02-19T04-38-02Z
+  pullPolicy: IfNotPresent

test/minio/1.2.1/questions.yaml

@@ -18,42 +18,6 @@ portals:
       - "$variable-service.nodePort"
 
 questions:
-  # Image related
-  - variable: image
-    description: "Docker Image Details"
-    label: "Docker Image"
-    group: "Container Images"
-    schema:
-      type: dict
-      required: true
-      attrs:
-        - variable: repository
-          description: "Docker image repository"
-          label: "Image repository"
-          schema:
-            type: string
-            default: "minio/minio"
-            required: true
-        - variable: tag
-          description: "Tag to use for specified image"
-          label: "Image Tag"
-          schema:
-            type: string
-            default: "RELEASE.2020-11-19T23-48-16Z"
-        - variable: pullPolicy
-          description: "Docker Image Pull Policy"
-          label: "Image Pull Policy"
-          schema:
-            type: string
-            default: "IfNotPresent"
-            enum:
-              - value: "IfNotPresent"
-                description: "Only pull image if not present on host"
-              - value: "Always"
-                description: "Always pull image even if present on host"
-              - value: "Never"
-                description: "Never pull image even if it's not present on host"
-
   - variable: updateStrategy
     label: "Minio update strategy"
     group: "Workload Configuration"

test/minio/1.2.1/test_values.yaml

@@ -2,7 +2,7 @@
 ##
 image:
   repository: minio/minio
-  tag: RELEASE.2020-11-19T23-48-16Z
+  tag: RELEASE.2021-02-19T04-38-02Z
   pullPolicy: IfNotPresent
 
 ## Additional arguments to pass to minio binary