Security risk was already fixed by environment protection rules (#1818)

Environment protection rules actually made the original version safe, so
remove the comment saying that this condition made it safer

Leaving the condition there, so people don't start accidentally
publishing a website if they fork the repository and enable actions to
format their code

.github/workflows/deploy.yml

@@ -15,9 +15,6 @@ jobs:
 
     # If you are forking and want to set up your own website, adjust the repository and branch
     # below to match your repository or remove the condition entirely.
-    # Because we want this workflow to have workflow_dispatch, this is also a security improvement
-    # as it means extension reviewers can't push a malicious branch then manually deploy it; it
-    # must go through the master branch and its associated review process.
     if: ${{ github.repository == 'TurboWarp/extensions' && github.ref == 'refs/heads/master' }}
 
     steps: