slow down arxiv-scraping

Author: arjunsavel

.github/workflows/scrape_arxiv.yml

@@ -4,7 +4,7 @@ on:
   schedule:
     # * is a special character in YAML so you have to quote this string
     # runs once a day
-   - cron:  '*/5 * * * *'
+   - cron:  '*/10 */24 * * *'