fix account needed

lib/dex-gamma/src/edge.rs

@@ -42,7 +42,7 @@ impl DexEdgeIdentifier for GammaEdgeIdentifier {
     }
 
     fn accounts_needed(&self) -> usize {
-        13
+        11
     }
 
     fn as_any(&self) -> &dyn Any {

lib/router-lib/src/dex/interface.rs

@@ -117,6 +117,9 @@ pub trait DexEdgeIdentifier: Sync + Send {
     fn desc(&self) -> String;
     fn input_mint(&self) -> Pubkey;
     fn output_mint(&self) -> Pubkey;
+    /// This should count all account needed to make a swap, excluding:
+    /// - user wallet address
+    /// - user output ATA
     fn accounts_needed(&self) -> usize;
     fn as_any(&self) -> &dyn Any;
 }