Remove checklist link from release banner template

[sxa]

As discussed in retrospective, we should not include the checklist in the template, so I'm adjusting the commented out section that included it for the October release to discourage it from being added

Ref: adoptium/temurin#4 (comment)

Description of change

Checklist

• npm test passes
• documentation is changed or added (if applicable)
• permission has been obtained to add new logo (if applicable)
• contribution guidelines followed here

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[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Comparison is base (2c01a82) 99.20% compared to head (84aa1dd) 99.20%.

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #2449      +/-   ##
==========================================
- Coverage   99.20%   99.20%   -0.01%     
==========================================
  Files          87       87              
  Lines        6542     6541       -1     
  Branches      552      552              
==========================================
- Hits         6490     6489       -1     
  Misses         52       52              

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