http and https mixed content

The javascript won’t run because it’s being included with a HTTP rather than https prefix.

The error is:

shrill-coffeeshop.flywheelsites.com/:1 Mixed Content: The page at ‘https://shrill-coffeeshop.flywheelsites.com/location/marlow/’ was loaded over HTTPS, but requested an insecure script ‘https://shrill-coffeeshop.flywheelsites.com/wp-content/uploads/wp-coder/script-1.js?ver=1635454238’. This request has been blocked; the content must be served over HTTPS.

The page I need help with: [log in to see the link]