Removed unnecessary item from CHANGELOG and added one item to it

Author: Julian Kast

CHANGELOG.md

@@ -11,4 +11,4 @@
 ## Hotfix
 - [Fix Issue 1465 - NPE in ManagerUtility](https://github.com/smartdevicelink/sdl_java_suite/pull/1478)
 - [Add check to prevent NPE in ManagerUtility class](https://github.com/smartdevicelink/sdl_java_suite/pull/1498)
-- [Fix unit test for Hotfix ](https://github.com/smartdevicelink/sdl_java_suite/pull/1539)
+- [Fix Issue 1473 - Null items as head or empty lists](https://github.com/smartdevicelink/sdl_java_suite/pull/1474)