package/xz: bump version to 5.4.6

Change Log - https://github.com/tukaani-project/xz/commit/0ef8192e8d5af4e6200d5d4aee22d1f177f7a2df

COPYING is updated with the new URL (tukaani.org -> github).

Signed-off-by: Kadambini Nema <kadambini.nema@gmail.com>
Signed-off-by: Arnout Vandecappelle <arnout@mind.be>

package/xz/xz.hash

@@ -1,9 +1,9 @@
 # Locally calculated after checking pgp signature
-# https://tukaani.org/xz/xz-5.4.5.tar.bz2.sig
-sha256  8ccf5fff868c006f29522e386fb4c6a1b66463fbca65a4cfc3c4bd596e895e79  xz-5.4.5.tar.bz2
+# https://github.com/tukaani-project/xz/releases/download/v5.4.6/xz-5.4.6.tar.bz2.sig
+sha256  913851b274e8e1d31781ec949f1c23e8dbcf0ecf6e73a2436dc21769dd3e6f49  xz-5.4.6.tar.bz2
 
 # Hash for license files
-sha256  72d7ef9c98be319fd34ce88b45203b36d5936f9c49e82bf3198ffee5e0c7d87e  COPYING
+sha256  29a1e305b2e34eefe5d4602d00cde1d528b71c5d9f2eec5106972cf6ddb6f73f  COPYING
 sha256  8177f97513213526df2cf6184d8ff986c675afb514d4e68a404010521b880643  COPYING.GPLv2
 sha256  3972dc9744f6499f0f9b2dbf76696f2ae7ad8af9b23dde66d6af86c9dfb36986  COPYING.GPLv3
 sha256  dc626520dcd53a22f727af3ee42c770e56c97a64fe3adb063799d8ab032fe551  COPYING.LGPLv2.1

package/xz/xz.mk

@@ -4,9 +4,9 @@
 #
 ################################################################################
 
-XZ_VERSION = 5.4.5
+XZ_VERSION = 5.4.6
 XZ_SOURCE = xz-$(XZ_VERSION).tar.bz2
-XZ_SITE = https://tukaani.org/xz
+XZ_SITE = https://github.com/tukaani-project/xz/releases/download/v$(XZ_VERSION)
 XZ_INSTALL_STAGING = YES
 XZ_CONF_ENV = ac_cv_prog_cc_c99='-std=gnu99'
 XZ_LICENSE = Public Domain, GPL-2.0+, GPL-3.0+, LGPL-2.1+