chore: update condition for clearing warning comment on release PRs (#…

…4739)

# Description

## Problem\*

Resolves <!-- Link to GitHub Issue -->

## Summary\*

This is not triggering correctly atm so I'm switching to a more explicit
syntax.

## Additional Context



## Documentation\*

Check one:
- [ ] No documentation needed.
- [ ] Documentation included in this PR.
- [ ] **[For Experimental Features]** Documentation to be submitted in a
separate PR.

# PR Checklist\*

- [ ] I have tested the changes locally.
- [ ] I have formatted the changes with [Prettier](https://prettier.io/)
and/or `cargo fmt` on default settings.

.github/workflows/release.yml

@@ -131,7 +131,7 @@ jobs:
           # We need to specify the PR on which to make the comment as workflow is triggered by push.
           number: ${{ fromJSON(needs.release-please.outputs.release-pr).number }}
           # delete the comment in case failures have been fixed
-          delete: ${{ !env.FAIL }}
+          delete: ${{ env.FAIL == false }}
           message: "The release workflow has not completed successfully. Releasing now will result in a broken release"
 
       - name: Report overall success