Update deploy-clients-cmg-token.md

[dereklangMSFT]

Removed confusing wording since some scenarios do not require PKI client authentication certificates

[prmerger-automator]

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[v-smandalika]

Hi,

This PR has been open for an extended period of time and has conflicts. If these changes are still relevant, please re-submit them to https://github.com/MicrosoftDocs/memdocs-pr.

Thanks,
@v-smandalika