Fix typo - First print statement not shown in sample output.

GamingDevilsCC · GamingDevilsCC · commit f609a80c8373 · 2020-02-16T23:56:08.000-05:00
The example code shows a print statement including "the elements of the array are: ", however, this is missing from the sample output.
diff --git a/data/part-3/3-arrays.md b/data/part-3/3-arrays.md
@@ -529,7 +529,7 @@ listElements(numbers);
 
 <sample-output>
 
-1 2 3
+the elements of the array are: 1 2 3
 
 </sample-output>
 
