[gnome-control-center/gbsneto/fix-asan-tests] lsan: Add libc.so.6 to suppresion

[Georges Basile Stavracas Neto <gbsneto src gnome org>]

commit 1522448d446b20b23956c60bad1ff5071ac526e0
Author: Georges Basile Stavracas Neto <georges stavracas gmail com>
Date:   Mon Feb 4 09:33:26 2019 -0200

    lsan: Add libc.so.6 to suppresion
    
    It is almost surreal to believe that there's a leak
    in libc.so.6, but this is blocking CI and it's not
    something we can work on right now.
    
    Suppress this leak.

 build-aux/ci/lsan.supp | 1 +
 1 file changed, 1 insertion(+)
---
diff --git a/build-aux/ci/lsan.supp b/build-aux/ci/lsan.supp
index 590d676cc..27394d422 100644
--- a/build-aux/ci/lsan.supp
+++ b/build-aux/ci/lsan.supp
@@ -5,6 +5,7 @@ leak:libfontconfig.so.1
 leak:__GI___vasprintf_chk
 leak:__alloc_dir
 leak:libglib-2.0.so.0
+leak:libc.so.6
 
 # Needing attention
 leak:<unknown module>