Bug fixes:
- [acme] Update go-acme/lego to v4.6.0 (#8716 by ldez)
- [logs] Adjust log level from info to debug (#8718 by tomMoulard)
- [plugins] Fix middleware plugins memory leak (#8702 by ldez)
- [server] Mitigate memory leak (#8706 by mpl)
- [webui,middleware] Fix middleware regexp's display (#8697 by tomMoulard)
Documentation:
- [http] Fix HTTP provider endpoint config example (#8715 by kevinpollet)
- [k8s] Remove typo in Kubernetes providers labelSelector examples (#8676 by colinwilson)
- [rules] Improve regexp matcher documentation (#8686 by Hades32)
- [tracing] Fix broken jaeger documentation link (#8665 by tomMoulard)
- Update copyright for 2022 (#8679 by kevinpollet)