lzip: bump to version 1.20

Signed-off-by: Baruch Siach <baruch@tkos.co.il>
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>

package/lzip/lzip.hash

@@ -1,2 +1,4 @@
-# From http://lists.nongnu.org/archive/html/lzip-bug/2017-05/msg00000.html
-sha256 ffadc4f56be1bc0d3ae155ec4527bd003133bdc703a753b2cc683f610e646ba9 lzip-1.19.tar.gz
+# From http://lists.nongnu.org/archive/html/lzip-bug/2018-02/msg00006.html
+sha256 c93b81a5a7788ef5812423d311345ba5d3bd4f5ebf1f693911e3a13553c1290c lzip-1.20.tar.gz
+# Locally calculated
+sha256 3d77c1a58fbde5ddba612d1fe09965e20a3804953eca12e8c1892298bb8a5eef COPYING

package/lzip/lzip.mk

@@ -4,7 +4,7 @@
 #
 ################################################################################
 
-LZIP_VERSION = 1.19
+LZIP_VERSION = 1.20
 LZIP_SITE = http://download.savannah.gnu.org/releases/lzip
 LZIP_LICENSE = GPL-2.0+
 LZIP_LICENSE_FILES = COPYING