[stable/rabbitmq] Add global options to values-production and pullSecrets to metrics (#12126)

Signed-off-by: Carlos Rodriguez Hernandez <crhernandez@bitnami.com>

stable/rabbitmq/Chart.yaml

@@ -1,6 +1,6 @@
 apiVersion: v1
 name: rabbitmq
-version: 4.4.0
+version: 4.5.0
 appVersion: 3.7.13
 description: Open source message broker software that implements the Advanced Message Queuing Protocol (AMQP)
 keywords:

stable/rabbitmq/values-production.yaml

@@ -1,8 +1,11 @@
-## Global Docker image registry
-## Please, note that this will override the image registry for all the images, including dependencies, configured to use the global value
+## Global Docker image parameters
+## Please, note that this will override the image parameters, including dependencies, configured to use the global value
+## Current available global Docker image parameters: imageRegistry and imagePullSecrets
 ##
 # global:
-#   imageRegistry:
+#   imageRegistry: myRegistryName
+#   imagePullSecrets:
+#     - myRegistryKeySecretName
 
 ## Bitnami RabbitMQ image version
 ## ref: https://hub.docker.com/r/bitnami/rabbitmq/tags/
@@ -27,7 +30,7 @@ image:
   ## ref: https://kubernetes.io/docs/tasks/configure-pod-container/pull-image-private-registry/
   ##
   # pullSecrets:
-  #   - myRegistrKeySecretName
+  #   - myRegistryKeySecretName
 
 ## does your cluster have rbac enabled? assume yes by default
 rbacEnabled: true
@@ -222,6 +225,12 @@ metrics:
     repository: kbudde/rabbitmq-exporter
     tag: v0.29.0
     pullPolicy: IfNotPresent
+    ## Optionally specify an array of imagePullSecrets.
+    ## Secrets must be manually created in the namespace.
+    ## ref: https://kubernetes.io/docs/tasks/configure-pod-container/pull-image-private-registry/
+    ##
+    # pullSecrets:
+    #   - myRegistryKeySecretName
   resources: {}
   annotations:
     prometheus.io/scrape: "true"