Update 09_day_higher_order_functions.md

console.log(arrAllStr)  => console.log(areAllStr)  

### every
_every_: Check if all the elements are similar in one aspect. It returns boolean

09_Day_Higher_order_functions/09_day_higher_order_functions.md

@@ -392,7 +392,7 @@ _every_: Check if all the elements are similar in one aspect. It returns boolean
 const names = ['Asabeneh', 'Mathias', 'Elias', 'Brook']
 const areAllStr = names.every((name) => typeof name === 'string') // Are all strings?
 
-console.log(arrAllStr)
+console.log(areAllStr)
 ```
 
 ```sh