Update index.asciidoc

Author: ssarmokadam

devon4j-architecture/index.asciidoc

@@ -19,19 +19,22 @@ By end of this tutorial you will have detailed understanding of principles follo
 ====
 ### setup environment
 We will start by setting up development environment.
-First, clone the Jump-The-Queue Repository.
+
 [step]
 --
 restoreDevonfwIde(["java", "vscode"])
 --
-After ide setup, clone jump the queue repository. Jump the queue is a sample devonfw application.
+
 ====
 ### Clone jump the queue repository
+
+First, clone the Jump-The-Queue Repository.Jump the queue is a sample devonfw application.
 [step]
 --
-cloneRepository("main", "https://github.com/devonfw/jump-the-queue.git")
+cloneRepository("", "https://github.com/devonfw/jump-the-queue.git")
 --
 Once project is cloned switch to next tab of IDE. In IDE explorer you will be able to see folder structure like devonfw-> workspaces->main->jump-the-queue-> java->jtqj 
+
 ====
 ====
 ### devon4j application structure