Make blueprint generation deterministic

Sort validators before iterating on them.

crates/aiken-project/src/module.rs

@@ -268,6 +268,19 @@ impl CheckedModules {
             }
         }
 
+        items.sort_by(|left, right| {
+            (
+                left.0.package.to_string(),
+                left.0.name.to_string(),
+                left.1.fun.name.to_string(),
+            )
+                .cmp(&(
+                    right.0.package.to_string(),
+                    right.0.name.to_string(),
+                    right.1.fun.name.to_string(),
+                ))
+        });
+
         items.into_iter()
     }