Updated NLog v5 release-post with pull-request-groups (#246)

Author: snakefoot

_posts/2022-05-16-nlog-5-0-finally-ready.md

@@ -69,6 +69,12 @@ See rationale [here](https://nlog-project.org/2021/08/25/nlog-5-0-preview1-ready
 
 For full list of all changes: [NLog 5.0 Pull Requests](https://github.com/NLog/NLog/pulls?q=is%3Apr+is%3Amerged+milestone:%225.0%20%28new%29%22)
 
+- [Breaking Changes](https://github.com/NLog/NLog/pulls?q=is%3Apr+label%3A%22breaking%20change%22+is%3Amerged+milestone:%225.0%20%28new%29%22)
+- [Breaking Behavior Changes](https://github.com/NLog/NLog/pulls?q=is%3Apr+label%3A%22breaking%20behavior%20change%22+is%3Amerged+milestone:%225.0%20%28new%29%22)
+- [Features](https://github.com/NLog/NLog/pulls?q=is%3Apr+label%3A%22Feature%22+is%3Amerged+milestone:%225.0%20%28new%29%22)
+- [Improvements](https://github.com/NLog/NLog/pulls?q=is%3Apr+label%3A%22Enhancement%22+is%3Amerged+milestone:%225.0%20%28new%29%22)
+- [Performance](https://github.com/NLog/NLog/pulls?q=is%3Apr+label%3A%22Performance%22+is%3Amerged+milestone:%225.0%20%28new%29%22)
+
 ## Credits
 Additional thanks to contributers: