kernel: kmod-w1 depends on kmod-hwmon-core since Linux 4.14

Fixes the following dependency error encountered by the buildbots:

    Package kmod-w1 is missing dependencies for the following libraries:
    hwmon.ko

Signed-off-by: Jo-Philipp Wich <[email protected]>

package/kernel/linux/modules/w1.mk

@@ -14,6 +14,7 @@ define KernelPackage/w1
   TITLE:=Dallas's 1-wire support
   KCONFIG:=CONFIG_W1
   FILES:=$(LINUX_DIR)/drivers/w1/wire.ko
+  DEPENDS:=+LINUX_4_14:kmod-hwmon-core
 endef
 
 define KernelPackage/w1/description