public String toCliOptions() {
      return flinkOptions.entrySet().stream()
          .map(entry -> "-D" + entry.getKey() + "=\"" + entry.getValue() + "\"")
          .collect(Collectors.joining(" "));
    }
The properties with prefix "flink-conf." will be merged with the following priority and
transformed into Flink options. 1. optimizing-group properties 2. optimizing-container
properties

@return flink options, format is `-Dkey1="value1" -Dkey2="value2"`
amoro-ams/src/main/java/org/apache/amoro/server/manager/FlinkOptimizerContainer.java