explictly explain increment

Author: RaihanSharif

Sprint-1/1-key-exercises/1-count.js

@@ -6,4 +6,4 @@ count = count + 1;
 // Describe what line 3 is doing, in particular focus on what = is doing
 
 // It is taking the value of the variable count at line 1, and then adding 1 to it.
-// Then it is assigning that value to the variable count.
+// Then it is assigning that value to the variable count. This is called incrementing.