Added a link in the campaign pack readme to the article (#14062)
Added a link in the campaign pack readme to the article (#14062)

* Update README.md

Added link to campaign article

* Update README.md

Changed the xref title so its consistent with other docs

Co-authored-by: Richard Bluestone <dc4d0e676cb7e317103261f98b6ef261114f1c3a@users.noreply.github.com>
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