* Fix frontend helm labels taken.
Previously those were erronously taken from backend.
* Add support for CVAT 2.X in helm charts
Added templates for OPA and extended readme on how to deploy.
Moreover modernized the ingress chart to support k8s version 1.22+.
* Update Changelog
* Fix helm readme linter error
Fix linter error due to markdown line longer than 120 characters
se-wo