fix(curriculum): correct object property syntax in working with objects lesson (#62000)

curriculum/challenges/english/blocks/lecture-working-with-objects/6732b76c03f7d825c7fc74ee.md

@@ -19,7 +19,7 @@ console.log(person.name); // "Alice"
 console.log(person.job); // undefined
 ```
 
-In this example, `person.name exists`, so it logs `Alice`. But `person.job` doesn't exist, so it gives us `undefined`.
+In this example, `person.name` exists, so it logs `Alice`. But `person.job` doesn't exist, so it gives us `undefined`.
 
 Now, let's say we want to access a property of an object that might not exist: