Restored test broker version

Author: bczoma

.github/workflows/build-test.yml

@@ -48,7 +48,7 @@ jobs:
     - name: Copy test artifacts to test S3 bucket
       run: |
         MESSAGEBROKERNODEINSTANCETYPE=t2.medium
-        sed -i "s@SolaceDockerImageParameterValue@bczoma/solacetest:latest@g" ci/solace-aws-ha-3az-prod-test.json
+        sed -i "s@SolaceDockerImageParameterValue@${{ secrets.BROKER_DOCKER_IMAGE_REF }}@g" ci/solace-aws-ha-3az-prod-test.json
         sed -i "s@EventBrokerNodeInstanceTypeParameterValue@${MESSAGEBROKERNODEINSTANCETYPE}@g" ci/solace-aws-ha-3az-prod-test.json
         aws s3 mb s3://${{ env.TEST_S3_BUCKET }} || echo "s3 bucket already existed"
         export BUCKETREGION=`aws s3api get-bucket-location --bucket ${{ env.TEST_S3_BUCKET }} | grep LocationConstraint | awk -F' ' '{print $NF}' | tr -d '"'`