avrdude: Fix inclusion of libelf when BUILD_NLS=y

Signed-off-by: Ted Hess <thess@kitschensync.net>

utils/avrdude/Makefile

@@ -9,7 +9,7 @@ include $(TOPDIR)/rules.mk
 
 PKG_NAME:=avrdude
 PKG_VERSION:=6.1
-PKG_RELEASE:=2
+PKG_RELEASE:=3
 
 PKG_SOURCE:=$(PKG_NAME)-$(PKG_VERSION).tar.gz
 PKG_SOURCE_URL:=http://download.savannah.gnu.org/releases/avrdude
@@ -23,6 +23,7 @@ PKG_FIXUP:=autoreconf
 PKG_INSTALL:=1
 
 include $(INCLUDE_DIR)/package.mk
+include $(INCLUDE_DIR)/nls.mk
 
 define Package/avrdude
   SECTION:=utils