[gnumeric] Valgrind: another suppression.

[Morten Welinder <mortenw src gnome org>]

commit 5f179116e033f36b950830a4856351f30edddb25
Author: Morten Welinder <terra gnome org>
Date:   Tue Aug 20 15:18:28 2013 -0400

    Valgrind: another suppression.
    
    Whatever this is, it doesn't appear to be under our control.

 test/common.supp |    9 +++++++++
 1 files changed, 9 insertions(+), 0 deletions(-)
---
diff --git a/test/common.supp b/test/common.supp
index 8eba9a9..7fce7e6 100644
--- a/test/common.supp
+++ b/test/common.supp
@@ -776,3 +776,12 @@
    fun:g_malloc
    fun:g_quark_from_static_string
 }
+
+{
+   ZLIB/INFLATERESET2/UMR
+   Memcheck:Cond
+   fun:inflateReset2
+   ...
+   fun:gdk_pixbuf_loader_write
+   fun:new_from_data
+}