Add cy index and course links (#12471)

* Add cy index and course links

* commit-2

* fixed

* fixed2

courses/free-courses-en.md

@@ -26,6 +26,7 @@
 * [Computer Science](#computer-science)
 * [Cryptography](#cryptography)
 * [CUDA](#cuda)
+* [Cypress](#cypress)
 * [Dart](#dart)
 * [Data Science](#data-science)
 * [Databases](#databases)
@@ -526,6 +527,13 @@
 * [CUDA Tutorials](https://www.youtube.com/playlist?list=PLKK11Ligqititws0ZOoGk3SW-TZCar4dK) - Creel
 
 
+### Cypress
+
+* [Cypress Course Playlist](https://www.youtube.com/playlist?list=PLYDwWPRvXB8-8LG2hZv25HO6C3w_vezZb) - JoanMedia
+* [Cypress Official Course - Best Documnetation](https://learn.cypress.io) - Cypress.io
+* [Test Automation - Cypress Tutorial](https://testautomationu.applitools.com/cypress-tutorial/) - Elliot Arledge (FreeCodeCamp)
+
+
 ### Dart
 
 * [Dart Course for Beginners](https://www.udemy.com/course/dartlang) (Udemy)