Sometimes the current script can trigger an issue while
restarting horizon so this commit updates the test patches
script to use a simpler script.
Test Plan:
PASS: build test patch and check the restart script inside
the patch file was updated.
PASS: Applied test patch on latest build
Closes-bug: 2031330
Signed-off-by: Luis Sampaio <luis.sampaio@windriver.com>
Change-Id: Ia907d8b95526c35ba5992d7106178bf480c97986