doc(readme): add chat badge (#2345)
doc(readme): add chat badge (#2345)

Add a badge that links to the olm-dev channel in the Kubernetes Slack
instance.

Signed-off-by: Nick Hale <c15dd495805fb40adf63a65657081f6fd80cc879@gmail.com>
operator-framework/operator-lifecycle-manager,operator-framework/operator-lifecycle-manager