MMFMWK-8348 fix one stream seek done time out when do FFFB stress test

Set gst_player_set_subtitle_track_enabled() after wait_for_seek_done()
to avoid FLUSH_START event lost which caused by playsink reconfigure
in gst_player_set_subtitle_track_enabled.

Signed-off-by: Hou Qi <qi.hou@nxp.com>
1 file changed