Update namespace-reference.md

[SahithKesireddy9]

Added Token format and example for Dashboard and Delivery Plans.

[prmerger-automator]

@SahithKesireddy9 : Thanks for your contribution! The author(s) and reviewer(s) have been notified to review your proposed change.

[v-regandowner]

@chcomley - Can you review the proposed changes?

IMPORTANT: When the changes are ready for publication, adding a #sign-off comment is the best way to signal that the PR is ready for the review team to merge.

#label:"aq-pr-triaged"
@MicrosoftDocs/public-repo-pr-review-team

[v-dirichards]

Closing to refresh the CLA status

[v-dirichards]

@SahithKesireddy9 Thank you for your contribution. Would you take a moment to sign the Contributor License Agreement (CLA)?

After the CLA is signed, then we'll merge the PR. Thanks!

#label:"aq-pr-triaged"
@MicrosoftDocs/public-repo-pr-review-team

[SahithKesireddy9]

@microsoft-github-policy-service agree company="Microsoft"

I work for Microsoft.