[FFmpeg-cvslog] avutil/timestamp: introduce av_ts_make_time_string2 for better precision

ffmpeg | branch: master | Marton Balint | Sun Mar 17 23:35:24 2024 +0100| [5df901ffa56e0ff225fcc129c751befeb3b4d0d0] | committer: Marton Balint avutil/timestamp: introduce av_ts_make_time_string2 for better precision av_ts_make_time_string() used "%.6g" format, but this format was losing

[FFmpeg-cvslog] avutil/timestamp: introduce av_ts_make_time_string2 for better precision

ffmpeg | branch: master | Marton Balint | Sun Mar 17 23:35:24 2024 +0100| [ac8fefdbc418b4e71e6af9b5f0aab4dbc9e9311f] | committer: Marton Balint avutil/timestamp: introduce av_ts_make_time_string2 for better precision av_ts_make_time_string() used "%.6g" format, but this format was losing