Remove quotes around ternary operator

Author: brentguf

1-js/02-first-steps/14-function-basics/2-rewrite-function-question-or/task.md

@@ -22,5 +22,5 @@ Rewrite it, to perform the same, but without `if`, in a single line.
 
 Make two variants of `checkAge`:
 
-1. Using a question mark operator `'?'`
+1. Using a question mark operator `?`
 2. Using OR `||`