Diable expire_on_commit in the implemention of the WorkflowNodeExecut…

[ZombieBlue]

…ionRepository

Summary

Please include a summary of the change and which issue is fixed. Please also include relevant motivation and context. List any dependencies that are required for this change.

Fixes #18267

Checklist

Important

Please review the checklist below before submitting your pull request.

• This change requires a documentation update, included: Dify Document
• I understand that this PR may be closed in case there was no previous discussion or issues. (This doesn't apply to typos!)
• [] I've added a test for each change that was introduced, and I tried as much as possible to make a single atomic change.
• [] I've updated the documentation accordingly.
• I ran dev/reformat(backend) and cd web && npx lint-staged(frontend) to appease the lint gods