chore(deps): update cloudposse/actions action to v0.21.0

[renovate[bot]]

This PR contains the following updates:

Package	Type	Update	Change
cloudposse/actions	action	minor	0.16.0 -> 0.21.0

---

Release Notes

cloudposse/actions

### [`v0.21.0`](https://togithub.com/cloudposse/actions/releases/0.21.0) [Compare Source](https://togithub.com/cloudposse/actions/compare/0.20.0...0.21.0) Update GitHub actions to replace deprecated set-env ([#​58](https://togithub.com/cloudposse/actions/issues/58)) ##### notes - Actions calling any of the following affected commands need to be updated: - test-command - repository-dispatch - slash-command-dispatch - create-or-update-comment - New version of `create-or-update-comment` deprecates `reaction-type` in favor of comma-separated list of `reactions`. Actions calling `create-or-update-comment` should switch to `reactions`. - `auto-approve-action` and `auto-assign-action` not updated because the sources have not yet been updated to replace `set-env` ### [`v0.20.0`](https://togithub.com/cloudposse/actions/compare/0.19.0...0.20.0) [Compare Source](https://togithub.com/cloudposse/actions/compare/0.19.0...0.20.0) ### [`v0.19.0`](https://togithub.com/cloudposse/actions/releases/0.19.0) [Compare Source](https://togithub.com/cloudposse/actions/compare/0.18.0...0.19.0) ##### what - Add GitHub Actions job to test on AWS & Datadog ##### why - We have repos that require provisioning Datadog resources that need DD credentials - In the new job, we use ENV variables `DD_API_KEY` and `DD_APP_KEY` to specify `api_key` and `app_key` to the Datadog terraform provider ### [`v0.18.0`](https://togithub.com/cloudposse/actions/releases/0.18.0) [Compare Source](https://togithub.com/cloudposse/actions/compare/0.17.0...0.18.0) ##### what - update version for auto-merge - update version for auto-approve ### [`v0.17.0`](https://togithub.com/cloudposse/actions/compare/0.16.0...0.17.0) [Compare Source](https://togithub.com/cloudposse/actions/compare/0.16.0...0.17.0)

---

Renovate configuration

:date: Schedule: At any time (no schedule defined).

:vertical_traffic_light: Automerge: Disabled by config. Please merge this manually once you are satisfied.

:recycle: Rebasing: Whenever PR becomes conflicted, or you tick the rebase/retry checkbox.

:no_bell: Ignore: Close this PR and you won't be reminded about this update again.

---

• [ ] If you want to rebase/retry this PR, check this box

---

This PR has been generated by WhiteSource Renovate. View repository job log here.

[joe-niland]

/test all