Add scothis as an approver (#426)
Add scothis as an approver (#426)

From [ROLES.MD](https://github.com/knative/docs/blob/dfc53c67c8e80d30b8863353c9e9b4ad00c41fa0/community/ROLES.md#approver):

> Reviewer of the codebase for at least 3 months or 50% of project lifetime, whichever is shorter

- [First Issue](https://github.com/knative/eventing/issues/80). Opened 6/11
- [First PR](https://github.com/knative/eventing/pull/66). Opened 5/31
- [First Review](https://github.com/knative/eventing/pull/79#pullrequestreview-127722273) 6/11

> Primary reviewer for at least 10 substantial PRs to the codebase

- https://github.com/knative/eventing/pull/422#pullrequestreview-153941356
- https://github.com/knative/eventing/pull/414#pullrequestreview-152302026
- https://github.com/knative/eventing/pull/325#pullrequestreview-143676086
- https://github.com/knative/eventing/pull/225#pullrequestreview-138414399
- https://github.com/knative/eventing/pull/189#pullrequestreview-137181415
- https://github.com/knative/eventing/pull/168#pullrequestreview-135938436
- https://github.com/knative/eventing/pull/165#pullrequestreview-135813665
- https://github.com/knative/eventing/pull/99#pullrequestreview-132043653
- https://github.com/knative/eventing/pull/79#pullrequestreview-127722273
- https://github.com/knative/eventing/pull/111#pullrequestreview-131691307

> Reviewed or merged at least 30 PRs to the codebase

- [Reviewed 23 PRs](https://github.com/knative/eventing/pulls?utf8=✓&q=is%3Apr+reviewed-by%3Ascothis)
- [Authored 34 merged PRs](https://github.com/knative/eventing/pulls?utf8=✓&q=is%3Apr+author%3Ascothis+is%3Amerged)
- [Authored 5 open PRs](https://github.com/knative/eventing/pulls/scothis)

> Nominated by an area lead

From [WORKING_GROUPS.MD](https://github.com/knative/docs/blob/dfc53c67c8e80d30b8863353c9e9b4ad00c41fa0/community/WORKING-GROUPS.md#events)

/assign @vaikas-google

> With no objections from other leads

🤞

/cc @evankanderson @grantr @inlined @mattmoor
knative/eventing,knative/eventing