Update helpers to ensure scdf.rabbitmq.port is assigned a default value if not in values.yaml (#10448)

Added definition to values.schema.json

Fixes #10446
Signed-off-by: Corneil du Plessis <pcorneil@vmware.com>

bitnami/spring-cloud-dataflow/Chart.yaml

@@ -39,4 +39,4 @@ sources:
   - https://github.com/bitnami/bitnami-docker-spring-cloud-dataflow
   - https://github.com/bitnami/bitnami-docker-spring-cloud-skipper
   - https://dataflow.spring.io/
-version: 12.0.0
+version: 12.0.1

bitnami/spring-cloud-dataflow/templates/_helpers.tpl

@@ -276,7 +276,7 @@ Return the RabbitMQ Port
 */}}
 {{- define "scdf.rabbitmq.port" -}}
 {{- if .Values.rabbitmq.enabled }}
-    {{- printf "%d" (.Values.rabbitmq.service.port | int ) -}}
+    {{- printf "%d" (.Values.rabbitmq.service.ports.amqp | int ) -}}
 {{- else -}}
     {{- printf "%d" (.Values.externalRabbitmq.port | int ) -}}
 {{- end -}}