Update 1.js

Updated age variable to let to allow incrementing its value

Author: HoussamLh

Sprint-1/2-mandatory-errors/1.js

@@ -1,4 +1,5 @@
 // trying to create an age variable and then reassign the value by 1
+// Changed age declaration from const to let to allow reassignment
 
-const age = 33;
+let age = 33;
 age = age + 1;