Added Course Instructor Name of Stanford's Compiler Course (#8992)

* Added Course Instructor Name

* Update courses/free-courses-en.md

Co-authored-by: Eric Hellman <eric@hellman.net>

courses/free-courses-en.md

@@ -356,7 +356,7 @@
 * [Compiler Design](https://youtube.com/playlist?list=PLBlnK6fEyqRjT3oJxFXRgjPNzeS-LFY-q) - Neso Academy
 * [Compiler Design](https://www.youtube.com/playlist?list=PLXj4XH7LcRfC9pGMWuM6UWE3V4YZ9TZzM) - Sudhakar Atchala (YouTube)
 * [Compilers](https://www.youtube.com/playlist?list=PL6KMWPQP_DM97Hh0PYNgJord-sANFTI3i) - Ghassan Shobaki (YouTube)
-* [Stanford's Compilers](https://www.edx.org/course/compilers)
+* [Stanford's Compilers](https://www.edx.org/course/compilers) - Alex Aiken
 
 
 ### Computer Organization and Architecture