remove redundant code

src/ca/bcit/comp1510/lab06/Factorial.java

@@ -46,9 +46,6 @@ public class Factorial {
         
         int number = readPositiveInt();
         
-        if (number == 0) {
-            System.out.println("The factorial of 0 is 1.");
-        } else {
         int product = 1;
         for (int i = 2; i <= number; i++) {
             product *= i;
@@ -58,5 +55,4 @@ public class Factorial {
                     + product + "."
         );
     }
-    }
 }