mc: change tarball compression to xz

The hash file is updated accordingly.

Signed-off-by: Jerzy Grzegorek <jerzy.grzegorek@trzebnica.net>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>

package/mc/mc.hash

@@ -1,2 +1,2 @@
 # Hash from http://ftp.midnight-commander.org/mc-4.8.14.sha256:
-sha256  61fd0fd2280c3d09d7e0aec8ab001fc89dad8e4fd9941f386414667b55152ec5  mc-4.8.14.tar.bz2
+sha256  6b1f74efbdf394bfab084f4d2ea2e72173de5f12cd42be2533ca2c3b72edb8e6  mc-4.8.14.tar.xz

package/mc/mc.mk

@@ -5,7 +5,7 @@
 ################################################################################
 
 MC_VERSION = 4.8.14
-MC_SOURCE = mc-$(MC_VERSION).tar.bz2
+MC_SOURCE = mc-$(MC_VERSION).tar.xz
 MC_SITE = http://ftp.midnight-commander.org
 MC_LICENSE =  GPLv3+
 MC_LICENSE_FILES = COPYING