[gtk/fix-cups-backend-leak: 1/2] Add more valgrind suppressions

[Matthias Clasen <matthiasc src gnome org>]

commit 586826d34c7e53038b7b82bd7ab56ae8fb56afd4
Author: Matthias Clasen <mclasen redhat com>
Date:   Fri Aug 12 12:43:26 2022 -0400

    Add more valgrind suppressions
    
    This gets all GQuark functions out of the logs.

 gtk.supp | 8 ++++++++
 1 file changed, 8 insertions(+)
---
diff --git a/gtk.supp b/gtk.supp
index 927d6f102b..a93c780081 100644
--- a/gtk.supp
+++ b/gtk.supp
@@ -285,6 +285,14 @@
   ...
   fun:g_intern_static_string
 }
+{
+  glib GQuark
+  Memcheck:Leak
+  match-leak-kinds: definite
+  fun:malloc
+  ...
+  fun:g_intern_string
+}
 
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