fix(S3): Adjust typing for 32bit compatibility

[susnux]

• Resolves: feat(ObjectStore): Make the S3 concurrency option configurable #44252 (comment)

Checklist

• Code is properly formatted
• Sign-off message is added to all commits
• Tests (unit, integration, api and/or acceptance) are included
• Screenshots before/after for front-end changes
• Documentation (manuals or wiki) has been updated or is not required
• Backports requested where applicable (ex: critical bugfixes)

[susnux]

Psalm is related - need to add doc comment I think. ✍️ 📓

[github-actions]

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