fix(lang|performance): resolve lang parameter issue and speed up OCR/table parsing

- Fix lang parameter ineffectiveness during table parsing model initialization
- Resolve significant slowdown in OCR and table parsing speed in CPU mode
- Update changelog in README.md and README_zh-CN.md

README.md

@@ -48,7 +48,7 @@ Easier to use: Just grab MinerU Desktop. No coding, no login, just a simple inte
 </div>
 
 # Changelog
-- 2025/04/16 1.3.7 Released
+- 2025/04/22 1.3.7 Released
   - Fixed the issue where the `lang` parameter was ineffective during table parsing model initialization.
   - Fixed the significant slowdown in OCR and table parsing speed in `cpu` mode.
 - 2025/04/16 1.3.4 Released