docs: add layoutreader to related projects

Added a link to the layoutreader repository in the Related Projects sections of both the README.md and README_zh-CN.md files. This addition helps to provide users with more resources and tools related to document layout analysis and processing.

README.md

@@ -395,6 +395,7 @@ This project currently uses PyMuPDF to achieve advanced functionality. However,
 - [StructEqTable](https://github.com/UniModal4Reasoning/StructEqTable-Deploy)
 - [PaddleOCR](https://github.com/PaddlePaddle/PaddleOCR)
 - [PyMuPDF](https://github.com/pymupdf/PyMuPDF)
+- [layoutreader](https://github.com/ppaanngggg/layoutreader)
 - [fast-langdetect](https://github.com/LlmKira/fast-langdetect)
 - [pdfminer.six](https://github.com/pdfminer/pdfminer.six)
 

README_zh-CN.md

@@ -400,6 +400,7 @@ TODO
 - [StructEqTable](https://github.com/UniModal4Reasoning/StructEqTable-Deploy)
 - [PaddleOCR](https://github.com/PaddlePaddle/PaddleOCR)
 - [PyMuPDF](https://github.com/pymupdf/PyMuPDF)
+- [layoutreader](https://github.com/ppaanngggg/layoutreader)
 - [fast-langdetect](https://github.com/LlmKira/fast-langdetect)
 - [pdfminer.six](https://github.com/pdfminer/pdfminer.six)