[UPDATE] Update cs50 course link (#708)

* Update CS50.md

更新 cs50 课程网站链接

* Update CS50.en.md

Update course website in cs50

* Update CS50.en.md

Update link in cs50

docs/编程入门/C/CS50.en.md

@@ -12,9 +12,9 @@ This course has been voted the most popular public course by Harvard students fo
 
 ## Course Resources
 
-- Course Website: [2022](https://cs50.harvard.edu/x/2022/), [2023](https://cs50.harvard.edu/x/2023/)
-- Recordings: [2022](https://cs50.harvard.edu/x/2022/), [2023](https://cs50.harvard.edu/x/2023/)
-- Assignments: [2022](https://cs50.harvard.edu/x/2022/), [2023](https://cs50.harvard.edu/x/2023/)
+- Course Website: [2022](https://cs50.harvard.edu/x/2022/), [2023](https://cs50.harvard.edu/x/2023/), [2024](https://cs50.harvard.edu/x/2024/), [2025](https://cs50.harvard.edu/x/2025/)
+- Recordings: [2022](https://cs50.harvard.edu/x/2022/), [2023](https://cs50.harvard.edu/x/2023/), [2024](https://cs50.harvard.edu/x/2024/), [2025](https://cs50.harvard.edu/x/2025/)
+- Assignments: [2022](https://cs50.harvard.edu/x/2022/), [2023](https://cs50.harvard.edu/x/2023/), [2024](https://cs50.harvard.edu/x/2024/), [2025](https://cs50.harvard.edu/x/2025/)
 
 ## Personal Resources
 

docs/编程入门/C/CS50.md

@@ -12,7 +12,7 @@
 
 ## 课程资源
 
-- 课程网站：[2024](https://cs50.harvard.edu/x/2024/), [2023](https://cs50.harvard.edu/x/2023/), [2022](https://cs50.harvard.edu/x/2022/)
+- 课程网站：[2025](https://cs50.harvard.edu/x/2025/), [2024](https://cs50.harvard.edu/x/2024/), [2023](https://cs50.harvard.edu/x/2023/), [2022](https://cs50.harvard.edu/x/2022/)
 - 课程视频：原版参考课程网站，也可以在 B 站找到[中文字幕版](https://www.bilibili.com/video/BV1HW4y1A7Yi/?spm_id_from=333.999.0.0&vd_source=a4d76d1247665a7e7bec15d15fd12349)。
 - 课程教材：无
 - 课程作业：参考课程网站。