chore(main): release core-smart-contracts 2.0.0-beta.20

[iexec-release-please-app]

🤖 I have created a release beep boop

2.0.0-beta.20 (2025-10-23)

Changed

• remove outdated smart contract CI pipeline (#512) (1bd498e)

Misc

• release dataprotector v2.0.0-beta.20 (67c5dd3)
• release subgraph v3.1.0 (005ab57)

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Codecov Report

✅ All modified and coverable lines are covered by tests.
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Additional details and impacted files

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  Files           ?         2           
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  Hits            ?         7           
  Misses          ?         0           
  Partials        ?         0           

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[PierreJeanjacquot]

@Le-Caignec, the commit 67c5dd3 incorrectly changed the versioning of this package.
Changing the PR to draft until it is fixed.