backlink updated

Author: collaboratewithakash

jackson-modules/jackson-conversions/README.md

@@ -5,7 +5,7 @@ This module contains articles about Jackson conversions.
 ### Relevant Articles:
 - [Jackson – Unmarshall to Collection/Array](https://www.baeldung.com/jackson-collection-array)
 - [Jackson Date](https://www.baeldung.com/jackson-serialize-dates)
-- [Jackson – Working with Maps and nulls](https://www.baeldung.com/jackson-map-null-values-or-null-key)
+- [Jackson – Working With Maps and Nulls](https://www.baeldung.com/jackson-map-null-values-or-null-key)
 - [Jackson – Decide What Fields Get Serialized/Deserialized](https://www.baeldung.com/jackson-field-serializable-deserializable-or-not)
 - [XML Serialization and Deserialization with Jackson](https://www.baeldung.com/jackson-xml-serialization-and-deserialization)
 - [Map Serialization and Deserialization with Jackson](https://www.baeldung.com/jackson-map)