feat: add CNCF event link

[neilime]

Should add the new input to template:

  - "type": "input"
    "id": "cncf_link"
    "attributes":
      "label": "CNCF Link"
      "description": "Provide the link to the CNCF event page"
      "placeholder": "https://community.cncf.io/events/details/cncf-cloud-native-aix-marseille-presents-xxx"

[codecov-commenter]

⚠️ Please install the to ensure uploads and comments are reliably processed by Codecov.

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 91.45%. Comparing base (3290818) to head (41ce69b).

❗ Your organization needs to install the Codecov GitHub app to enable full functionality.

Additional details and impacted files

@@            Coverage Diff             @@
##             main      #28      +/-   ##
==========================================
+ Coverage   91.24%   91.45%   +0.20%     
==========================================
  Files          25       26       +1     
  Lines         377      386       +9     
  Branches       39       39              
==========================================
+ Hits          344      353       +9     
  Misses         32       32              
  Partials        1        1              

☔ View full report in Codecov by Sentry.
📢 Have feedback on the report? Share it here.