Add a function to clean up GstHLSTimeMap structs and free the ref on the optional associated GDateTime Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/2873>
Add a function to clean up GstHLSTimeMap structs and free the ref on the optional associated GDateTime Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/2873>