Change the unshift() example to make it less confusing to beginners
Change the unshift() example to make it less confusing to beginners

raisedadead/FreeCodeCamp,HKuz/FreeCodeCamp,HKuz/FreeCodeCamp,otavioarc/freeCodeCamp,FreeCodeCamp/FreeCodeCamp,pahosler/freecodecamp,jonathanihm/freeCodeCamp,BhaveshSGupta/FreeCodeCamp,jonathanihm/freeCodeCamp,BhaveshSGupta/FreeCodeCamp,pahosler/freecodecamp,BhaveshSGupta/FreeCodeCamp,otavioarc/freeCodeCamp,FreeCodeCamp/FreeCodeCamp,raisedadead/FreeCodeCamp