fix(requirements.txt): 更新paddlepaddle依赖版本至2.5.2

Author: ZJChe

requirements.txt

@@ -69,7 +69,7 @@ opt-einsum==3.3.0
 packaging==20.3
 paddle-bfloat==0.1.7
 paddleocr==2.7.0.2
-paddlepaddle==2.4.2
+paddlepaddle==2.5.2
 pandas==1.3.5
 pdf2docx==0.5.6
 Pillow==10.0.0