[gtk/fix-memleaks] Ignore pthread allocations in valgrind

[Matthias Clasen <matthiasc src gnome org>]

commit e1866d8fbee689ec32ec45b11bf152d1ab970617
Author: Matthias Clasen <mclasen redhat com>
Date:   Sat Mar 27 21:43:59 2021 -0400

    Ignore pthread allocations in valgrind

 gtk.supp | 8 ++++++++
 1 file changed, 8 insertions(+)
---
diff --git a/gtk.supp b/gtk.supp
index 1211eeea2c..927d6f102b 100644
--- a/gtk.supp
+++ b/gtk.supp
@@ -285,3 +285,11 @@
   ...
   fun:g_intern_static_string
 }
+
+# Threads
+{
+   pthread
+   Memcheck:Leak
+   fun:calloc
+   fun:_dl_allocate_tls
+}