chore: update the DA overview text and feature section (#368)

Author: piyush117

ibm_catalog.json

@@ -23,7 +23,7 @@
         "in memory"
       ],
       "short_description": "Creates and configures an instance of IBM Cloud Databases for MySQL.",
-      "long_description": "This architecture supports creating and configuring an instance of [Databases for MySQL](https://www.ibm.com/products/databases-for-mysql), with optional KMS encryption.\n\nℹ️  This Terraform-based automation is part of a broader suite of IBM-maintained Infrastructure as Code (IaC) asset collection, each following the naming pattern \"Cloud automation for *servicename*\" and focusing on single IBM Cloud service. These single-service deployable architectures can be used on their own to streamline and automate service deployments through an [IaC approach](https://cloud.ibm.com/docs/secure-enterprise?topic=secure-enterprise-understanding-projects), or assembled together into a broader [automated IaC stack](https://cloud.ibm.com/docs/secure-enterprise?topic=secure-enterprise-config-stack) to automate the deployment of an end-to-end solution architecture.",
+      "long_description": "This architecture supports creating and configuring an instance of [Databases for MySQL](https://www.ibm.com/products/databases-for-mysql), with optional KMS encryption. \n\nLeverage [Terraform IBM Modules](https://github.com/terraform-ibm-modules) to shape and scale your solutions. You can integrate Terraform IBM Modules (TIM) to extend functionality and design a solution tailored to your environment and operations needs. These modules offer reusable, customizable elements that follow IBM Cloud's recommended practices. You can access the [source code and documentation](https://github.com/terraform-ibm-modules/terraform-ibm-icd-mysql) and use it to extend your current architecture or create new solutions.\n\nℹ️ This Terraform-based automation is part of a broader suite of IBM-maintained Infrastructure as Code (IaC) assets, each following the naming pattern \"Cloud automation for *servicename*\" and focusing on single IBM Cloud service. These single-service deployable architectures can be used on their own to streamline and automate service deployments through an [IaC approach](https://cloud.ibm.com/docs/secure-enterprise?topic=secure-enterprise-understanding-projects), or assembled together into a broader [automated IaC stack](https://cloud.ibm.com/docs/secure-enterprise?topic=secure-enterprise-config-stack) to automate the deployment of an end-to-end solution architecture.",
       "offering_docs_url": "https://github.com/terraform-ibm-modules/terraform-ibm-icd-mysql/blob/main/README.md",
       "offering_icon_url": "https://raw.githubusercontent.com/terraform-ibm-modules/terraform-ibm-icd-mysql/main/images/mysql_icon.svg",
       "provider_name": "IBM",
@@ -44,6 +44,10 @@
         {
           "title": "Backup restoration",
           "description": "Provides [database restoration](https://cloud.ibm.com/docs/cloud-databases?topic=cloud-databases-dashboard-backups&interface=ui) using a backup created by a deployment with the same service ID."
+        },
+        {
+          "title": "Composable and Extensible Architecture",
+          "description": "This architecture illustrates how Terraform IBM Modules(TIM) can be integrated to deliver a complete solution on IBM Cloud. Each module is a reusable, and validated component for security, compliance, and operational IBM best practices. You can deploy this architecture as-is or configure it as code by leveraging the underlying modules to fit your specific requirements. Explore the [source code and documentation](https://github.com/terraform-ibm-modules/terraform-ibm-icd-mysql) to adapt, extend, or create entirely new solutions using these building blocks."
         }
       ],
       "flavors": [