fix broken links in Chapter02/README.md

Author: SGaidi

Chapter02/README.md

@@ -5,6 +5,6 @@
 ### Creating the Kiada container image
 
 Building the **`kiada:1.0`** image:
-- [Makefile](kiada-0.1-image/Makefile) - contains commands to build and push the image
-- [Dockerfile](kiada-0.1-image/Dockerfile) - Docker instructions for building the image
-- [app.js](kiada-0.1-image/app.js) - application code (JavaScript)
+- [Makefile](kiada-0.1/Makefile) - contains commands to build and push the image
+- [Dockerfile](kiada-0.1/Dockerfile) - Docker instructions for building the image
+- [app.js](kiada-0.1/app.js) - application code (JavaScript)