add alternate order to fork tilling

juno_scheduler/src/ir.rs

@@ -42,8 +42,8 @@ impl Pass {
     pub fn num_args(&self) -> usize {
         match self {
             Pass::Xdot => 1,
-            Pass::ForkChunk => 3,
-            Pass::ForkFissionBufferize => 4,
+            Pass::ForkChunk => 4,
+            Pass::ForkFissionBufferize => 2,
             Pass::ForkInterchange => 2,
             _ => 0,
         }