bump libsesison-util with dirty hack to make dump work as expected

Bilb · Bilb · commit 737a3e4b385e · 2024-07-05T13:22:47.000+10:00
diff --git a/libsession-util b/libsession-util
@@ -1 +1 @@
-Subproject commit 0faee8459c3c2f76c527a050a7b7fe3b0e844165
+Subproject commit cffdbde7061b935397c69ab816910228ddf5cb12
