todo: fix ugly word wrapping

mt-work/todo.txt

@@ -34,8 +34,8 @@ other:
 - ffmpeg with -vsync != 0 breaks A/V sync because
 it can't handle more than 1 frame of decoder delay.
 This can be seen with H.264 on mainline.
-- Error resilience has to run before ff_report_
-frame_progress() is called.
+- Error resilience has to run before ff_report_frame_progress()
+is called.
 - 'make test' must pass. This means pthread emulation
 must work the same way without --enable-pthreads.
 There also seems to be some problem related to