Fix RabbitMQ init account startup config

Author: Amber

addons/rabbitmq/templates/cmpd.yaml

@@ -91,6 +91,10 @@ spec:
             cp /root/erlang.cookie {{ .Values.dataMountPath }}/.erlang.cookie
             chown rabbitmq:rabbitmq {{ .Values.dataMountPath }}/.erlang.cookie
             chmod 400 {{ .Values.dataMountPath }}/.erlang.cookie
+            cat > /etc/rabbitmq/conf.d/10-kubeblocks-default-user.conf <<EOF
+            default_user = ${RABBITMQ_DEFAULT_USER}
+            default_pass = ${RABBITMQ_DEFAULT_PASS}
+            EOF
             exec /opt/rabbitmq/sbin/rabbitmq-server
         env:
         - name: POD_NAME