soc: snps_arc_hsdk: kconfig: Remove unused CPU_HS38_LINUX symbol

Added in commit dbc29fe77e ("boards: hsdk: add initial support of ARC HS
Development Kit"), then never used.

Found with a script. CPU_HS38_LINUX was only defined in a
Kconfig.defconfig file.

Signed-off-by: Ulf Magnusson <Ulf.Magnusson@nordicsemi.no>
1 file changed