Merge pull request #1672 from Aayushadh/changed_en-whats_next

added coursera's django for everybody specialization

Author: RachellCalhoun

en/whats_next/README.md

@@ -16,6 +16,8 @@ Yes! There are a _lot_ of resources online for learning all kinds of programming
 - Our other book, [Django Girls Tutorial: Extensions](https://tutorial-extensions.djangogirls.org/)
 - [Django's official tutorial](https://docs.djangoproject.com/en/2.2/intro/tutorial01/)
 - [Getting Started With Django video lessons](http://www.gettingstartedwithdjango.com/)
+- [Django for Everybody Specialization](https://www.coursera.org/specializations/django) – some video lectures can be audited for free and you can earn a Coursera Certificate by taking these courses
+
 
 #### HTML, CSS and JavaScript
 - [Codecademy's web development course](https://www.codecademy.com/learn/paths/web-development)