Update Format-SecureBootUEFI.md

[miketheitguy]

Typo fix

[opbld31]

Docs Build status updates of commit cd84d4e:

✅ Validation status: passed

File	Status	Preview URL	Details
docset/winserver2022-ps/secureboot/Format-SecureBootUEFI.md	✅Succeeded	View (WindowsServer2022-ps)

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[sircompo]

NB - Related to #4035 - if still open, that PR should be reviewed alongside this one.