Why occupy a PAGE RULE when you can do it with a WORKER? For CloudFlare users.

redirect-to-https-non-www.js

addEventListener('fetch', event => {
  event.respondWith(handleRequest(event.request))
})

/**
 * Respond to the request
 * @param {Request} request
 */
async function handleRequest(request) {
  url = new URL(request.url)
  url.protocol = "https:"
  url.hostname = url.hostname.replace(/^(www\.)/, "")
  return Response.redirect(url, 301)
}