Fix Sitemap http to https

src/routes/sitemap.xml.js

@@ -46,7 +46,7 @@ const render = (pages, locations) => {
 // Get function
 export async function get (req, res, next) {
     // Define base url from request
-    baseURL = `http${(req.httpVersion >= 2) ? 's' : ''}://${req.headers.host}`
+    baseURL = `https://${req.headers.host}`
 
     // Get locations
     const locationsReq = await fetch(`${apiEndpoints.rest}/items/locations?fields=slug,country.slug,modified_on&status=published`)