Added more courses to Computer Networking (#8900)

* Added more courses to Computer Networking

* Update free-courses-en.md

* Update courses/free-courses-en.md

Co-authored-by: Sharan J <50091666+shrn01@users.noreply.github.com>

* Update courses/free-courses-en.md

Co-authored-by: Sharan J <50091666+shrn01@users.noreply.github.com>

* Update free-courses-en.md

Co-authored-by: Sharan J <50091666+shrn01@users.noreply.github.com>

courses/free-courses-en.md

@@ -1015,6 +1015,8 @@
 
 ### Networking
 
+* [Computer Networking Course](https://www.youtube.com/watch?v=qiQR5rTSshw) - Brian Farrell (FreeCodeCamp.org)
+* [Computer Networking Full Course](https://www.youtube.com/watch?v=IPvYjXCsTg8) - Kunal Kushwaha
 * [Computer Networks 5e](https://media.pearsoncmg.com/ph/streaming/esm/tanenbaum5e_videonotes/tanenbaum_videoNotes.html) - Andrew Tanenbaum, David Wetherall (Pearson)