[3rd Party] Update configure-cloudflare-and-heroku-over-https.mdx (#19461)

Replacing obsolete link.

Author: nenizera

src/content/docs/support/third-party-software/others/configure-cloudflare-and-heroku-over-https.mdx

@@ -92,7 +92,7 @@ Once the certificate status changes to **• Active Certificate**, incoming tr
 
 ### Step 4b - Force all traffic over HTTPS
 
-To ensure all traffic to your site is encrypted, Cloudflare lets you force an automatic HTTPS redirect.  To configure this, consult: [How do I redirect all visitors to HTTPS/SSL?](https://support.cloudflare.com/hc/articles/200170536)
+To ensure all traffic to your site is encrypted, Cloudflare lets you force an automatic HTTPS redirect.  To configure this, consult: [How do I redirect all visitors to HTTPS/SSL?](/ssl/troubleshooting/faq/#how-do-i-redirect-all-visitors-to-httpsssl)
 
 You can then use a cURL command to verify that all requests are being forced over HTTPS.