Update Cyclo notes and video links

Author: yingfeii

README.md

@@ -94,10 +94,9 @@ Product: videos or lectures or blogs
     - Video: [SuperNeo 2026-03-15](https://youtu.be/Qs74GhQqUFY?si=V1HXn--7MMyHez_Q)
 
 6. Cyclo
-    - Notes:[Cyclo 2026-04-26](./notes-paper/6-Cyclo-26-04-26.pdf)
-    - Video:
+    - Notes: [Cyclo 2026-04-26](./notes-paper/6-Cyclo-26-04-26.pdf)
+    - Video: [Cyclo 2026-04-26](https://youtu.be/48tXUOxX0J4)
 
-Schedule: every Sunday, 20:00 UTC+8
 Timeline: 2026.01 ~ 2026.04
 
 ## 2. practical learning & coding