[releng] sample-tarball.jhbuildrc: Drop system_libdir

[Colin Walters <walters src gnome org>]

commit a3c4b71af96e3e123f6432a6dd4fe4b05e37bb56
Author: Colin Walters <walters verbum org>
Date:   Sat Jul 30 12:41:14 2011 -0400

    sample-tarball.jhbuildrc: Drop system_libdir
    
    There's no apparent user of it, and it causes warnings since it's an
    unknown key.

 tools/smoketesting/sample-tarball.jhbuildrc |    2 --
 1 files changed, 0 insertions(+), 2 deletions(-)
---
diff --git a/tools/smoketesting/sample-tarball.jhbuildrc b/tools/smoketesting/sample-tarball.jhbuildrc
index 7d54b29..8fb9c77 100644
--- a/tools/smoketesting/sample-tarball.jhbuildrc
+++ b/tools/smoketesting/sample-tarball.jhbuildrc
@@ -23,10 +23,8 @@ checkoutroot = os.path.join(os.environ['HOME'], 'releases', moduleset)
 prefix = os.path.join(checkoutroot, 'install')
 if os.path.exists('/usr/lib64'):
   libdir = os.path.join(prefix, 'lib64')
-  system_libdir = '/usr/lib64'
 else:
   libdir = os.path.join(prefix, 'lib')
-  system_libdir = '/usr/lib'
 
 # extra arguments to pass to all autogen.sh scripts
 # to speed up builds of gnome2, try '--disable-static --disable-gtk-doc'