Backport creator annotation fix to `tm`
For compatibility with Knative 0.9
From: https://github.com/triggermesh/tm/pull/138/commits
Context: https://github.com/knative/client/issues/340
A fork of tm
with the fix has been created here: https://gitlab.com/gitlab-org/serverless/tm. This commit contains the bug fix: gitlab-org/serverless/tm@4d6d5247.
Fixes #55 (closed)
Edited by Alishan Ladhani