Move video @poster to

I met with the LwDITA SC today (5 Sept 2022) to discuss moving the @poster attribute back to a <poster> subelement of video.
The SC agreed to this change.
I will proceed with this proposal this week.
Cheers, E. _____________________________________________ Eliot Kimber Sr Staff Content Engineer O: 512 554 9368 M: 512 554 9368 servicenow.com LinkedIn Twitter YouTube Facebook