ci: Fix missing newline

Author: jamesiarmes

.github/workflows/docs.yaml

@@ -57,4 +57,4 @@ jobs:
       - name: Build documentation
         run: mkdocs build
       - name: Sync documentation to S3
-        run: aws s3 sync ./site "s3://${{ vars.DOCS_BUCKET || 'docs.dev.services.cfa.codes' }}/${{ vars.DOCS_PREFIX || 'cfa-security-controls' }}"
+        run: aws s3 sync ./site "s3://${{ vars.DOCS_BUCKET || 'docs.dev.services.cfa.codes' }}/${{ vars.DOCS_PREFIX || 'cfa-security-controls' }}"