smartmontools: update to 6.4

Signed-off-by: Maxim Storchak <m.storchak@gmail.com>

utils/smartmontools/Makefile

@@ -9,12 +9,12 @@ include $(TOPDIR)/rules.mk
 include $(INCLUDE_DIR)/uclibc++.mk
 
 PKG_NAME:=smartmontools
-PKG_VERSION:=6.3
+PKG_VERSION:=6.4
 PKG_RELEASE:=1
 
 PKG_SOURCE:=$(PKG_NAME)-$(PKG_VERSION).tar.gz
 PKG_SOURCE_URL:=@SF/smartmontools
-PKG_MD5SUM:=2ea0c62206e110192a97b59291b17f54
+PKG_MD5SUM:=56812c8312fd123ed40ef65afde1049e
 PKG_MAINTAINER:=Maxim Storchak <m.storchak@gmail.com>
 PKG_LICENSE:=GPL-2.0+
 PKG_LICENSE_FILES:=COPYING