Remove "--docker-metrics" functionality. Update documents and scripts accordingly.

adapter-pulsar/src/main/resources/start_pulsar_consumer.sh

@@ -26,7 +26,6 @@ java -jar nb5/target/nb5.jar \
      driver=pulsar \
      -vv \
      --report-interval 5 \
-     --docker-metrics \
      cycles=${CYCLES} \
      yaml="${SCRIPT_DIR}/scenarios/consumer_4KB_workload.yaml" \
      config="${SCRIPT_DIR}/conf/pulsar_config.properties"

adapter-pulsar/src/main/resources/start_pulsar_producer.sh

@@ -28,7 +28,6 @@ while [[ 1 -eq 1 ]]; do
        driver=pulsar \
        -vv \
        --report-interval 5 \
-       --docker-metrics \
        cycles="${CYCLES}" \
        cyclerate="${CYCLERATE}" \
        threads=1 \