Update Sintel video mirror
Update Sintel video mirror

The mirror used was not accessible.

Change-Id: I139f8fb498769b34e8ec1f7b721b9dbf1731ec86

eclipsesource/tabris-js,mkostikov/tabris-js,pimaxdev/tabris,eclipsesource/tabris-js,eclipsesource/tabris-js,mkostikov/tabris-js,pimaxdev/tabris