cramfs: add explicit dependencies for host variant

Signed-off-by: Julien Floret <julien.floret@6wind.com>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>

package/cramfs/cramfs.mk

@@ -10,6 +10,7 @@ CRAMFS_LICENSE = GPLv2+
 CRAMFS_LICENSE_FILES = COPYING
 
 CRAMFS_DEPENDENCIES = zlib
+HOST_CRAMFS_DEPENDENCIES = host-zlib
 
 define CRAMFS_BUILD_CMDS
 	$(TARGET_MAKE_ENV) $(MAKE) CC="$(TARGET_CC)" CFLAGS="$(TARGET_CFLAGS)" LDFLAGS="$(TARGET_LDFLAGS)" -C $(@D)