ARC: gcc-m-cpu: check for exact HS CPU time instead of whole family
ARC: gcc-m-cpu: check for exact HS CPU time instead of whole family

As of today we check against CPU_ARCHS config option which may be
related to different HS CPUs (i.e. ARCv2 HS, ARCv3 HS, etc...).
Let's check against exact HS CPU type (CPU_HS3X) as we do EM
processors.

Signed-off-by: Eugeniy Paltsev <ec089b543c2604b626d7ce60c03e4d074ed102c7@synopsys.com>
Signed-off-by: Evgeniy Paltsev <7de4ab8b01334d64e4e84734c688a8a936513edc@gmail.com>

galak/zephyr,galak/zephyr,finikorg/zephyr,zephyrproject-rtos/zephyr,galak/zephyr,zephyrproject-rtos/zephyr,zephyrproject-rtos/zephyr,finikorg/zephyr,finikorg/zephyr,zephyrproject-rtos/zephyr,finikorg/zephyr,galak/zephyr,zephyrproject-rtos/zephyr,finikorg/zephyr,galak/zephyr