Merge pull request #1 from zx2021/master

修复requirements.txt文件

requirements.txt

@@ -4,4 +4,4 @@ unstructured[local-inference]
 detectron2@git+https://github.com/facebookresearch/detectron2.git@v0.6#egg=detectron2
 layoutparser[layoutmodels,tesseract]
 nltk
-sentence-transformers
\ No newline at end of file
+sentence-transformers