Upgrade Knative from 0.1.3 to 0.2.2

What does this MR do?

Bump up the version of Knative supported within Gitlab from 0.1.3 -> 0.2.2 to incorporate bug fixes and knative eventing.

What are the relevant issue numbers?

https://gitlab.com/gitlab-org/gitlab-ce/issues/54987

Does this MR meet the acceptance criteria?

• Changelog entry added, if necessary
• Documentation created/updated
• Tests added for this feature/bug
• Conforms to the code review guidelines
• Conforms to the merge request performance guidelines
• Conforms to the style guides
• Conforms to the database guides
• Link to e2e tests MR added if this MR has Requires e2e tests label. See the Test Planning Process.
• Security reports checked/validated by reviewer