Incorporate PR comments

* Add curly braces to the PR_URL variable since this is more conventional and safer bash
* Add line separation to the if/else block to make the test command and statements more distinct

Author: sarahseewhy

.github/workflows/dependabot-auto-approve.yml

@@ -84,10 +84,14 @@ jobs:
       - uses: actions/checkout@v4
       - name: Approve a PR if not already approved
         run: |
-          gh pr checkout "$PR_URL" # sets the upstream metadata for `gh pr status`
+          # Sets the upstream metadata for `gh pr status`
+          gh pr checkout {"$PR_URL"}
+
           if [ "$(gh pr status --json reviewDecision -q .currentBranch.reviewDecision)" != "APPROVED" ];
-          then gh pr review --approve "$PR_URL"
-          else echo "PR already approved, skipping additional approvals to minimize emails/notification noise.";
+          then
+            gh pr review --approve "$PR_URL"
+          else
+            echo "PR already approved, skipping additional approvals to minimize emails/notification noise.";
           fi
         env:
           PR_URL: ${{github.event.pull_request.html_url}}