ubi-utils: fix git tree path, a regex went mad

Signed-off-by: John Crispin <blogic@openwrt.org>

SVN-Revision: 40382

package/utils/ubi-utils/Makefile

@@ -13,7 +13,7 @@ PKG_VERSION:=1.5.0
 PKG_RELEASE:=2
 
 PKG_SOURCE:=$(PKG_NAME)-$(PKG_VERSION).tar.gz
-PKG_SOURCE_URL:=git://git.infradead.org/ubi-utils.git
+PKG_SOURCE_URL:=git://git.infradead.org/mtd-utils.git
 PKG_SOURCE_PROTO:=git
 PKG_SOURCE_SUBDIR:=$(PKG_NAME)-$(PKG_VERSION)
 PKG_SOURCE_VERSION:=$(PKG_REV)