drm: atmel-hlcdc: remove useless pm_runtime_put_sync in probe

Remove a useless pm_runtime_put_sync leading to unbalanced
usage_count.

Signed-off-by: Boris Brezillon <boris.brezillon@free-electrons.com>
Reported-by: Sylvain Rochet <sylvain.rochet@finsecur.com>
1 file changed