Remove redundant characters from Auth0 SSO URIs

[BrJan]

We refer to the Auth0 SSO URIs in our docs like https://YOUR_AUTH0_URI/login/callback, removing the https:// and the forward slash so customers can simply copy/paste and to minimize confusion.

What are you changing in this pull request and why?

Checklist

• Review the Content style guide and About versioning so my content adheres to these guidelines.
• Add a checklist item for anything that needs to happen before this PR is merged, such as "needs technical review" or "change base branch."

Adding new pages (delete if not applicable):

• Add page to website/sidebars.js
• Provide a unique filename for the new page

Removing or renaming existing pages (delete if not applicable):

• Remove page from website/sidebars.js
• Add an entry website/static/_redirects
• Ran link testing to update the links that point to the deleted page

[netlify]

✅ Deploy Preview for docs-getdbt-com ready!

Name	Link
🔨 Latest commit	1b38097
🔍 Latest deploy log	https://app.netlify.com/sites/docs-getdbt-com/deploys/64e494726309c50007edfaec
😎 Deploy Preview	https://deploy-preview-3962--docs-getdbt-com.netlify.app
📱 Preview on mobile	Toggle QR Code... Use your smartphone camera to open QR code link.

---

To edit notification comments on pull requests, go to your Netlify site configuration.

[mirnawong1]

thanks for opening this pr @BrJan ! happy to merge this for you ✨