Fix for C++ Recorder failure on stop() -> record() due to reusing the bag name#2224

MichaelOrlov wants to merge 2 commits intorollingros2/rosbag2:rollingfrom

morlov/bugfix-for-recorder-start-stop-start-againros2/rosbag2:morlov/bugfix-for-recorder-start-stop-start-againCopy head branch name to clipboard