Fix double output when playing with --clock in rosbag containing clock

[kosuke55]

Description

If we play rosbag containing /clock with the --clock option, we will get double /clock output.

ros2 topic echo /clock

---
clock:
  sec: 1715138101
  nanosec: 880998015
---
clock:
  sec: 1666578700
  nanosec: 606046430
---
clock:
  sec: 1666578700
  nanosec: 608539499
---
clock:
  sec: 1715138101
  nanosec: 891000787
---
clock:
  sec: 1666578700
  nanosec: 611041316

Completion Criteria

only one /clock is published

Implementation Notes / Suggestions

If --clock is specified, how about excluding /clock? (#1646)

        if play_options.clock_publish_frequency > 0:
            play_options.exclude_topics_to_filter.append('/clock')

Testing Notes / Suggestions

play rosbag containing /clock with --clock