Fix the previous lesser Befucklement

Author: FranzBangar

src/classy_blocks/optimize/iteration.py

@@ -121,7 +121,7 @@ def converged(self) -> bool:
             report("Iteration limit hit, stopping optimization.")
             return True
 
-        if self.iterations[-1].final_quality < TOL:
+        if len(self.iterations) > 0 and self.iterations[-1].final_quality < TOL:
             print("Nothing left to optimize.")
             return True