Suite: fix scale issues
Because the environment variables were set on the player and not on the
application, they were not affecting the application, leading to issues
when the EFL configuration scaling is different of 1.0.
By appending them right before the application name, they are taken in
consideration, fixing the issue.
Reviewers: jsuya, YOhoho
Reviewed By: jsuya
Differential Revision: https://phab.enlightenment.org/D7388