Update introduction.md

Author: rpgandhari

cd3-automation-toolkit/introduction/introduction.md

@@ -28,7 +28,7 @@ This lab has the following pre-requisites:
 
 ## The CD3 Automation Toolkit Architecture
 
-   ![CD3 Automation Toolkit Architecture](images/cd3_architecture.png "CD3 Automation Toolkit Architecture")
+   ![CD3 Automation Toolkit Architecture](images/CD3-Process.png "CD3 Automation Toolkit Architecture")
 
 ### Overview
 
@@ -70,4 +70,4 @@ Most of the resources in OCI can be provisioned with Terraform. While beyond the
 
 - __Author__ - Dipesh Rathod
 - __Contributors__ - Murali N V, Suruchi Singla, Lasya Vadavalli
-- __Last Updated By/Date__ - Dipesh Rathod, May 2023
+- __Last Updated By/Date__ - Dipesh Rathod, May 2023