contrib: change default value of epee::serialization to fix limitation

Co-authored-by: Boog900 <[email protected]>

contrib/epee/include/storages/levin_abstract_invoke2.h

@@ -46,9 +46,9 @@ void on_levin_traffic(const context_t &context, bool initiator, bool sent, bool
 namespace
 {
   static const constexpr epee::serialization::portable_storage::limits_t default_levin_limits = {
-    8192, // objects
-    16384, // fields
-    16384, // strings
+    65536, // objects
+    65536, // fields
+    65536, // strings
   };
 }