Update README.md

Author: yash1337

README.md

@@ -1,4 +1,4 @@
 # Intro-To-Backend-with-Python-Workshop
 This repo is for workshop on intro to backend using python
 
-Get the slides at - https://drive.google.com/open?id=1adBQPwNia38MqDnPjSHQPPNmU6HU7J_lX8CkY5kgE1s
+Get the slides at - https://docs.google.com/presentation/d/1adBQPwNia38MqDnPjSHQPPNmU6HU7J_lX8CkY5kgE1s/edit?usp=sharing