isomp4: Replace GST_VIDEO_CAPTION_TYPE_CEA608_IN_CEA708_RAW with CEA608_S334_1A

For the demuxer we have to select line offset 0 for the time being as
this information is not passed over MOV.
6 jobs for vanc-s334-1-a in 40 minutes and 47 seconds (queued for 1 second)
Status Job ID Name Coverage
  Preparation
passed gst indent #64372

00:00:31

passed manifest #64371

00:00:21

 
  Build
passed build fedora x86_64 #64373

00:06:30

 
  Test
passed check fedora #64374

00:16:06

 
  Full Builds
passed build android arm64 api28 #64375

00:05:34

passed build cerbero fedora x86_64 #64376

00:12:04