Swapped 1.87 and 1.88 as shown. Added new course to free-courses-tr.md (#9743)

* Update free-courses-tr.md

* order

* order

---------

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

courses/free-courses-tr.md

@@ -93,3 +93,5 @@
 * [Git Giriş Eğitim Serisi](https://youtube.com/playlist?list=PLGrTHqyRDvx4WAg9LPX_GKk7cKF7KBXOg) - Hakan Yalçınkaya \| Kodluyoruz
 * [Git, GitHub ve GitLab Kullanımı](https://www.youtube.com/playlist?list=PLPrHLaayVkhnNstGIzQcxxnj6VYvsHBHy) - Barış Aslan
 * [Git İleri Eğitim Serisi](https://youtube.com/playlist?list=PLGrTHqyRDvx6PVwxJmcQ0Veg1uoXRxQY8) - Kodluyoruz
+* [Git/Github Sıfırdan Kapsamlı Eğitim Seti](https://www.youtube.com/playlist?list=PLld6WWpFK1nEhFvvYi5ts-_JoUL3wF3zz) - Bidoluyazılım
+