8066507: JPRT is not capable of running jtreg tests located jdk/test
Summary: Fixed by copying same fix already in place in hotspot/test/Makefile.
Reviewed-by: dholmes, tbell
os_family = linux
arch = arm
arch_model = arm
os_arch = linux_arm
os_arch_model = linux_arm
lib_arch = arm
compiler = gcc
gnu_dis_arch = arm
sysdefs = -DLINUX -D_GNU_SOURCE -DARM