README: update links

The links to update_engine and locksmith still pointed to the coreos repo

Signed-off-by: Olaf Klischat <[email protected]>

Author: multi-io

README.md

@@ -13,11 +13,11 @@
 
 Flatcar Linux Update Operator is a node reboot controller for Kubernetes running
 Flatcar Container Linux images. When a reboot is needed after updating the system via
-[update_engine](https://github.com/coreos/update_engine), the operator will
+[update_engine](https://github.com/flatcar/update_engine), the operator will
 drain the node before rebooting it.
 
 Flatcar Linux Update Operator fulfills the same purpose as
-[locksmith](https://github.com/coreos/locksmith), but has better integration
+[locksmith](https://github.com/flatcar/locksmith), but has better integration
 with Kubernetes by explicitly marking a node as unschedulable and deleting pods
 on the node before rebooting.