Update ReadMe.md

Author: vinaykumarvvs

ReadMe.md

@@ -28,7 +28,7 @@ Setup your machine.
 
 ### Tutorial Begins
 
-#### [Chapter 1](https://github.com/vinaykumarvvs/api-automation-tutorial/tree/master/src/test/java/Chapters/Chapter01)
+#### [Chapter 1](https://github.com/vinaykumarvvs/api-automation-tutorial/tree/master/src/test/java/Chapters/Chapter01/Chapter01.md)
 1. **Test-1:** Send a GET Request of an API and validate the body
 2. **Test-2:** Send a GET Request of an API and retrieve the data from body
 3. **Test-3:** Send a GET Request of an API and store the Response