q63: spark/verify_loc_report -- record in-file that no gate invokes it (one-off)

wizard-work/spark/verify_loc_report.py

@@ -1,4 +1,7 @@
 #!/usr/bin/env python3
+# Q63 (2026-10-24): no committed gate invokes this file -- `git grep -F -n verify_loc_report.py HEAD
+#   -- '*.py' '*.sh' CHECK` matches nothing outside this file -- so it is a one-off
+#   artifact, run by hand against its subject, not a standing check.
 """Verify the profile LOC report is accurate."""
 import json
 import sys