A space should be added after a dot

[gaoyaoxin]

What article on docs.github.com is affected?

Managing a custom domain for your GitHub Pages site

What part(s) of the article would you like to see updated?

For a better format, there should be a space after the dot that sentence "For more information about how to create the correct record, see your DNS provider's documentation." ends with.

Additional information

[welcome]

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[gaoyaoxin]

Pull request opened as #1100.

[mchammer01]

Closing this issue as I've now merged the related PR.
Thanks again 👍🏻