fix: segement settings of documents raise error

[hjlarry]

Checklist:

Important

Please review the checklist below before submitting your pull request.

• Please open an issue before creating a PR or link to an existing issue
• I have performed a self-review of my own code
• I have commented my code, particularly in hard-to-understand areas
• I ran dev/reformat(backend) and cd web && npx lint-staged(frontend) to appease the lint gods

Description

Reproduce:

1. use the jina to crawl any page to your datasets
2. then click the segement setting button of any document

the http://localhost:5001/console/api/datasets/indexing-estimate will raise error:

{
    "code": "indexing_estimate_error",
    "message": "Expecting value: line 1 column 1 (char 0)",
    "status": 500
}

caused by the job_id and provider not sent:

Type of Change

• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to not work as expected)
• This change requires a documentation update, included: Dify Document
• Improvement, including but not limited to code refactoring, performance optimization, and UI/UX improvement
• Dependency upgrade

Testing Instructions

test locally

• Test A
• Test B