Deprecate Allinone support for Docker from v5.5.0

Added deprecation notice for Allinone support in Docker.

Author: venkateshjayagopal

docs/13.special/02.docker/02.docker.md

@@ -5,6 +5,10 @@ taxonomy:
 slug: /special/docker
 ---
 
+:::important Allinone support is deprecated from v5.5.0
+Allinone native Docker support is deprecated from v5.5.0.
+:::
+
 ### Deploy to Swarm Cluster
 
 To deploy NeuVector using a Swarm cluster, first pull the NeuVector images using Docker UCP in the Images menu. You may need to add a version number to get the latest version on Docker Hub.