Update free-courses-pt_BR.md (#3284)

free-courses-pt_BR.md

@@ -86,6 +86,7 @@
 
 ### Kotlin
 
+* [Aprenda Kotlin do zero - Módulo Básico](https://www.udemy.com/kotlin-aprenda-do-zero-modulo-basico/) - Pedro Massango (Udemy)
 * [Desenvolvedor Kotlin Iniciante](https://www.udemy.com/desenvolvedor-kotlin-iniciante/) - Gabriel Ferrari, Adriano Sacardo (Udemy)