Update device.mk to include trusty unit test

Bug: 191324832
Test: adb shell /vendor/bin/trusty-ut-ctrl -D /dev/trusty-ipc-dev0
Change-Id: I53e4b55826c17d6830667c93e68300bc4e3a5a93
Signed-off-by: Armelle Laine <armellel@google.com>
1 file changed