Update changelog, refs #548

src/site/markdown/overview/changelog.md

@@ -157,8 +157,9 @@ Al existing rules have been updated to reflect these changes. If you have custom
 *   [#524](https://github.com/pmd/pmd/pull/524): \[java] Add support for explicit type arguments with method invocation - [Bendegúz Nagy](https://github.com/WinterGrascph)
 *   [#525](https://github.com/pmd/pmd/pull/525): \[core] Fix line ending and not ignored files issues - [Matias Comercio](https://github.com/MatiasComercio)
 *   [#528](https://github.com/pmd/pmd/pull/528): \[core] Fix typo - [Ayoub Kaanich](https://github.com/kayoub5)
+*   [#529](https://github.com/pmd/pmd/pull/529): \[java] Abstracted the Java metrics framework - [Clément Fournier](https://github.com/oowekyala)
 *   [#530](https://github.com/pmd/pmd/pull/530): \[java] Fix issue #527: Lombok getter annotation on enum is not recognized correctly - [Clément Fournier](https://github.com/oowekyala)
 *   [#535](https://github.com/pmd/pmd/pull/535): \[apex] Fix broken Apex visitor adapter - [Clément Fournier](https://github.com/oowekyala)
-*   [#529](https://github.com/pmd/pmd/pull/529): \[java] Abstracted the Java metrics framework - [Clément Fournier](https://github.com/oowekyala)
 *   [#542](https://github.com/pmd/pmd/pull/542): \[java] Metrics abstraction - [Clément Fournier](https://github.com/oowekyala)
+*   [#548](https://github.com/pmd/pmd/pull/548): \[java] Metrics documentation - [Clément Fournier](https://github.com/oowekyala)