only commit taf files for leads

.github/workflows/leads.yaml

@@ -24,7 +24,7 @@ jobs:
           python taf.py --input leads/area --output leads/area/taf.csv
           git config user.name Github Action
           git config user.email [email protected]
-          git add leads/*
+          git add leads/*/taf.csv
           timestamp=$(date -u)
           git commit -m "update leads data: ${timestamp}" || exit 0
           git push