fix clatd permissions try 3 - this time for GSI

where stuff is apparently under /system_ext/apex/...
instead of /system/apex/...

Bug: 277646103
Test: TreeHugger
Signed-off-by: Maciej Żenczykowski <maze@google.com>
Change-Id: I947e44af334628d82ca633546f3328319c2bac60