package/abootimg: fix host build

Commit 05b11e24c3d4013d3caa0453d9bada9905795e35 wrongly added
ABOOTIMG_HOST_DEPENDENCIES instead of HOST_ABOOTIMG_DEPENDENCIES

Fixes:
 - http://autobuild.buildroot.org/results/c13b5424cec151cd3ad71b1cb38d6ad8ff68afa0

Signed-off-by: Fabrice Fontaine <fontaine.fabrice@gmail.com>
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>

package/abootimg/abootimg.mk

@@ -11,7 +11,7 @@ ABOOTIMG_LICENSE_FILES = LICENSE
 
 # depends on libblkid from util-linux
 ABOOTIMG_DEPENDENCIES = util-linux
-ABOOTIMG_HOST_DEPENDENCIES = host-util-linux
+HOST_ABOOTIMG_DEPENDENCIES = host-util-linux
 
 define ABOOTIMG_BUILD_CMDS
 	$(TARGET_MAKE_ENV) $(MAKE) $(TARGET_CONFIGURE_OPTS) -C $(@D)