kernel: iscsi-initator: fix missing dependency

Fixes following issue:

 Package kmod-iscsi-initiator is missing dependencies for the following libraries:
 crypto_hash.ko

Fixes: b88f8202c4 ("kernel: add iscsi-initator support")
Signed-off-by: Petr Štetiar <ynezz@true.cz>

package/kernel/linux/modules/block.mk

@@ -273,7 +273,7 @@ $(eval $(call KernelPackage,dm-raid))
 define KernelPackage/iscsi-initiator
   SUBMENU:=$(BLOCK_MENU)
   TITLE:=iSCSI Initiator over TCP/IP
-  DEPENDS:=+kmod-scsi-core
+  DEPENDS:=+kmod-scsi-core +kmod-crypto-hash
   KCONFIG:= \
 	CONFIG_INET \
 	CONFIG_SCSI_LOWLEVEL \