Remove WRITE_MEDIA_* appops from runtime permission ops

These don't have any associated permissions today so they don't belong on this list. Luckily today the only reference to the list is in the static {} block where they have been getting skipped, but that might not be true in the future.

Change-Id: Ie81d3611495102e7ec05447c4e3645971654361e
Test: Boot device
Fixes: 313993729