[pango/matthiasc/for-master] Update lsan.supp

[Matthias Clasen <matthiasc src gnome org>]

commit 7b7da61757a2cc20613af3b9376336ffd6495dd6
Author: Matthias Clasen <mclasen redhat com>
Date:   Fri Jul 2 08:29:06 2021 -0400

    Update lsan.supp
    
    Sometimes, asan complains about us keeping a static hb_font_funcs_t
    around. This seems to only affect test-pangocairo-threads.
    Tell it not to worry about that.

 lsan.supp | 1 +
 1 file changed, 1 insertion(+)
---
diff --git a/lsan.supp b/lsan.supp
index 77a50c41..b6e489c0 100644
--- a/lsan.supp
+++ b/lsan.supp
@@ -5,3 +5,4 @@ leak:libpixman-1.so
 leak:libthai.so
 leak:libdatrie.so
 leak:libxml2.so
+leak:hb_font_funcs_create