`view-last-pr-deployment` is not spaced correctly on editable PRs

<img width="333" alt="Screen Shot 4" src="https://user-images.githubusercontent.com/1402241/115997615-e8799580-a60d-11eb-89b3-956c1de0f011.png">

In my case the PR was https://github.com/npmgraph/npmgraph/pull/75

It's only missing a single space character