Fix incorrect enum value name in extended documentation.

[Michael-K-Stein]

Seems that the line was copy-pasted from the one above and the word was missed

[prmerger-automator]

@Michael-K-Stein : Thanks for your contribution! The author(s) have been notified to review your proposed change.

[learn-build-service-prod]

Learn Build status updates of commit cbadb17:

✅ Validation status: passed

File	Status	Preview URL	Details
docs/debugger/debug-interface-access/cv-modifier-e.md	✅Succeeded

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[grantri]

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