Fix YAML indentation in LOWER parsing step

.forgejo/workflows/deploy-cfn.yml

@@ -108,11 +108,11 @@ jobs:
                           continue
                       v = parsed.get(k)
                       if v:
-            f.write(f"{k}={v}\n")
+                          f.write(f"{k}={v}\\n")
 
                   # Accept AWS_REGION in bundle as region source.
                   if not os.environ.get("AWS_DEFAULT_REGION") and parsed.get("AWS_REGION"):
-          f.write(f"AWS_DEFAULT_REGION={parsed['AWS_REGION']}\n")
+                      f.write(f"AWS_DEFAULT_REGION={parsed['AWS_REGION']}\\n")
               PY
 
       - name: Check required AWS secrets