changed age variable declaration from const to let for reassignment

Author: CatchingKiyoko

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

@@ -1,4 +1,6 @@
 // trying to create an age variable and then reassign the value by 1
 
-const age = 33;
+let age = 33;
 age = age + 1;
+console.log(age);
+//this error was solved by using the let keyword to declare the age variable, allowing it to be reassigned later instead of using const, which would have caused an error if we tried to reassign it.