Scala Steward GitHub Action

Version updated for scala-steward-org/scala-steward-action to version v2.64.0.

• This action is used across all versions by 856 repositories.

Go to the GitHub Marketplace to find the latest changes.

Release notes

Full Changelog: https://github.com/scala-steward-org/scala-steward-action/compare/v2.63.0...v2.64.0

• scala-steward-org
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