Use .xz tarball for bc

git-svn-id: http://svn.linuxfromscratch.org/LFS/trunk/BOOK@11787 4aa44e1e-78dd-0310-a6d2-fbcd4c07a689

packages.ent

@@ -51,9 +51,9 @@
 <!ENTITY bash-ch6-sbu "1.9 SBU">
 
 <!ENTITY bc-version "2.6.0">
-<!ENTITY bc-size "247 KB">
-<!ENTITY bc-url "https://github.com/gavinhoward/bc/archive/&bc-version;/bc-&bc-version;.tar.gz">
-<!ENTITY bc-md5 "cf466ccf1114efa3352985d210e5f255">
+<!ENTITY bc-size "159 KB">
+<!ENTITY bc-url "https://github.com/gavinhoward/bc/archive/&bc-version;/bc-&bc-version;.tar.xz">
+<!ENTITY bc-md5 "aa507206cef5e135b60ed82b24060447">
 <!ENTITY bc-home "https://github.com/gavinhoward/bc">
 <!ENTITY bc-ch6-du "2.9 MB">
 <!ENTITY bc-ch6-sbu "0.1 SBU">