memul: Fix flashlight permissions

Change-Id: I98ff581b982c6a7fe3436fea63adbd046b1eef1e
memul: Enable offloaded visualizer

 * Since addition of the visualizer tile, devices need to use
   the offloaded visualizer in order for compress offload to
   function. Enable the plugin.

Change-Id: I1ad85cb178a93794bc427dfeecfea8e0b04c3537