Add link to demo movie.
Add link to demo movie.

[Bug/Feature]   Add link to demo movie
[Cause]         N/A
[Solution]      N/A
[Verification]  N/A

Change-Id: I68e14dc5b80819170c4a000694c31b405d689d2b

Samsung/vasum,Samsung/vasum,Samsung/vasum,Samsung/vasum