Add YouTube link for concurrency lecture 2

README.md

@@ -106,7 +106,7 @@ Before each Discord session, students should watch videos corresponding to that
 
 - Live lectures
   - Concurrency 1 ([Zoom Recording][ZoomConcurrency1]) ([YouTube version][YouTubeConcurrency1])
-  - Concurrency 2 ([Zoom Recording][ZoomConcurrency2]) (YouTube version comming soon)
+  - Concurrency 2 ([Zoom Recording][ZoomConcurrency2]) ([YouTube version][YouTubeConcurrency2])
 
 ### Actors 1
 
@@ -192,4 +192,5 @@ Information about exams organization will be communicated by email.
 [ZoomConcurrency1]: https://epfl.zoom.us/rec/play/LzV8eccIFbEgHMi-DLJqynUus7chng8NYyR7XeA5Jjn_NGqkeAhIiTNsOLmIOp0XJHfjrNeB-XS6F5Fw.47WW7-mux-mqQZN8?startTime=1616586685000
 [ZoomConcurrency2]: https://epfl.zoom.us/rec/play/nIeJO-yRcbqmjzIZWU4yU3gQC5h8rQlebVxbWSUEP426NvwgSsmis9lOOyV-m7SjVqFV9ML0vggMDg5N.01wR77_gQbSIUv8b?autoplay=true
 [YouTubeConcurrency1]: https://www.youtube.com/watch?v=5oUpSoUoII4
+[YouTubeConcurrency2]: https://www.youtube.com/watch?v=Jvo-vrxaGnk
 [ZoomConcurrency3]: https://epfl.zoom.us/j/87636608499