8322799: Test JPKG003-013: ServiceTest fails because the user cannot …

…uninstall the "servicetest" package on OEL 9.2 x64 and OEL 9.2 64-bit Arm (aarch64)

Reviewed-by: almatvee

src/jdk.jpackage/linux/classes/jdk/jpackage/internal/resources/services_utils.sh

@@ -4,7 +4,8 @@
 register_services ()
 {
   for unit in "$@"; do
-    systemctl enable --now "$unit"
+    local unit_name=`basename "$unit"`
+    systemctl enable --now "$unit_name"
   done
 }