bug fix, to ensure that the timestamp comparison works with rosbags. #133
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To get the latest transform, originally the code was
However, when using
rclcpp::Time(0), it automatically sets the clock_type toRCL_SYSTEM_TIMEbut if we are using a rosbag, the messages are coming on clock_typeRCL_ROS_TIMEthis means that the equality check fails. so instead, we explicitly construct a time that has the same clocktype as the timestamp