Fix test timeouts on Tizen TV.
Fix test timeouts on Tizen TV.

Tizen TV seems to stall when it plays into a gap.  This stall isn't
fixed by a seek.  So when gap jumping, we should jump before we hit
the gap on Tizen.

Fixes: 62628840
Change-Id: Iff7b7a2a4c2c2a5b9015728f1dceece6421463b9

tvoli/shaka-player,vimond/shaka-player,tvoli/shaka-player,TheModMaker/shaka-player,TheModMaker/shaka-player,shaka-project/shaka-player,TheModMaker/shaka-player,shaka-project/shaka-player,shaka-project/shaka-player,shaka-project/shaka-player,tvoli/shaka-player,vimond/shaka-player,vimond/shaka-player,tvoli/shaka-player,TheModMaker/shaka-player