Fix linting error: add missing newline at end of file

Co-authored-by: ejsmith <[email protected]>

Author: Copilot

.github/workflows/copilot-setup-steps.yml

@@ -23,4 +23,4 @@ jobs:
       - name: Setup Deno
         uses: denoland/setup-deno@v2
         with:
-          deno-version: v2.x
+          deno-version: v2.x