[Bug]: Content disorder may occur during the parsing of PDF files.

[johnmartinolli]

Is there an existing issue for the same bug?

• [X] I have checked the existing issues.

Branch name

v0.5.0

Commit ID

48607c3

Other environment information

No response

Actual behavior

PMBOK第6版-中文.pdf

Expected behavior

The same as the original text content.

Steps to reproduce

1. Create a new knowledge and upload documents.
2. Wait for the parsing to be completed.
3. View the list of chunks.

Additional information

No response

[KevinHuSh]

We're gona refine it.