audit: remove duplicate date column, add search

docs/installation/docker-compose.md

@@ -4,8 +4,8 @@ This installation method is for test-setups and small-scale productive setups.
 
 ## Prerequisites
 
--   docker
--   docker-compose
+- docker
+- docker-compose
 
 ## Install
 

docs/upgrading/to-0.12.md

@@ -6,6 +6,7 @@ This update brings these headline features:
 - Add Kubernetes Integration for Outposts, which deploys and maintains Outposts with High Availability in a Kubernetes Cluster
 - Add System Task Overview to see all background tasks, their status, the log output, and retry them
 - Alerts now disappear automatically
+- Audit Logs are now searchable
 
 Fixes: