[CI] Use neurobagel-chef-bot app access token in release.yaml

[alyssadai]

• Closes #

Changes proposed in this pull request:

• Neurobagel Chef Bot (app created under neurobagel org) has been installed for bagel-cli
  • Private key added as an organization-level actions secret
  • App ID added as a repo-level actions variable
  • Allowed to bypass branch protection rules in bagel-cli repo settings

Checklist

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• PR has an interpretable title with a prefix ([ENH], [FIX], [REF], [TST], [CI], [MNT], [INF], [MODEL], [DOC]) (see our Contributing Guidelines for more info)
• PR has a label for the release changelog or skip-release (to be applied by maintainers only)
• PR links to GitHub issue with mention Closes #XXXX
• Tests pass
• Checks pass

For new features:

• Tests have been added

For bug fixes:

• There is at least one test that would fail under the original bug conditions.

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 97.98%. Comparing base (0ee2382) to head (c01b263).

Additional details and impacted files

@@           Coverage Diff           @@
##             main     #325   +/-   ##
=======================================
  Coverage   97.98%   97.98%           
=======================================
  Files          13       13           
  Lines         746      746           
=======================================
  Hits          731      731           
  Misses         15       15           

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[coveralls]

Pull Request Test Coverage Report for Build 10014309019

Details

• 0 of 0 changed or added relevant lines in 0 files are covered.
• No unchanged relevant lines lost coverage.
• Overall coverage remained the same at 97.989%

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Totals
Change from base Build 10014057974:	0.0%
Covered Lines:	731
Relevant Lines:	746

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💛 - Coveralls