Update cumulusci.yml for release notes statement

[melissabarber]

Critical Changes

Changes

• Add link to Known Issues in release notes statement

Issues Closed

New Metadata

Deleted Metadata

Definition of Done

Refer to Definition of Done to see any additional details for the items below:

• Any net new LWC work has JEST test coverage 50% or above
• Default Sa11y tests pass for all LWC components
• 🔒 Secure both Front-end (LWC) & back-end (Apex) as necessary
• 🔑 Grant users access in Permission Sets (Object, Field, Apex Class) as necessary
• Link the pull request and work item by PR comment and Chatter post respectively, e.g. GUS: W-0000000: Work Name
• Make sure that ACs are updated (if any gaps)
• All acceptance criteria have been met
  • Developer
  • Code Reviewer
• Pull Request contains draft release notes
• Labels, help text, and customer facing messages are reviewed by Docs
• QE story level testing completed

[melissabarber]

@jstvz and @AndersonTarren Same question about this PR as the question I just left on the PMM PR. Do either of you need anything more from me to merge this?

[melissabarber]

@jstvz Thanks for approving this PR. Oddly, this one didn't merge after you did that like the one in PMM did. Anything I can or should to other than put on some patience pants?