Fixed SinglePoint Mutator.

src/main/java/Mutators/Crossover.java

@@ -61,6 +61,6 @@ public class Crossover<T extends Enum<?>> implements Mutator {
 
             this.crossoverChance *= (1 - this.crossoverMultiplier); // Lower mutation rate with generation
         }
-        return  mutatedPopulation;
+        return mutatedPopulation;
     }
 }

src/main/java/Mutators/SinglePoint.java

@@ -53,6 +53,6 @@ public class SinglePoint<T extends Enum<?>> implements Mutator {
 
             this.mutationChance *= (1 - this.mutationMultiplier); // Lower mutation rate with generation
         }
-        return  population;
+        return mutatedPopulation;
     }
 }