Fix the link to the Working Group page.
* Fix the link to the Working Group page.
* Rename the link
The link is nolonger to a local .MD file, so just name it after the page it's pointing to.
@@ -33,7 +33,7 @@ For complete Knative Eventing documentation, see
If you are interested in contributing, see [CONTRIBUTING.md](./CONTRIBUTING.md),
[DEVELOPMENT.md](./DEVELOPMENT.md) and
-[Knative WORKING-GROUPS.md](https://www.knative.dev/contributing/working-groups/#eventing).
+[Knative working groups](https://knative.dev/community/contributing/working-groups/working-groups/#eventing).
Interested users should join
[knative-users](https://groups.google.com/forum/#!forum/knative-users),
