Deprecating notice for Kubeaudit

[x] I have :tophat: my changes (A 🎩 specifically includes pulling down changes, setting them up, and manually testing the changed features and potential side effects to make sure nothing is broken)
[ ] I have performed a self-review of my own code
[x] I have made corresponding changes to the documentation
[ ] I have added tests that prove my fix is effective or that my feature works
[x] New and existing unit tests pass locally with my changes
[x] The test coverage did not decrease
[x] I have signed the appropriate Contributor License Agreement

Shopify / kubeaudit