v4.1.31

• #1603 updating gh 'actions/cache' away from deprecated v2
• #1604 pluralize 'indicators' in a few places in the api documentation
• #1601 NHSN doc changes
• #1539 Alphabetize reordered data source menu
• #1548 Properly decode UTF-8 from gsheet csv

🧰 Development

• #1606 Release Delphi Epidata 4.1.31
• #1599 Update Google Docs Meta Data
• #1595 chore: sync main->dev

Thanks to @aysim319, @github-actions, @github-actions[bot], @melange396 and @nmdefries