add info regarding license change

0-bootstrap/README-GitHub.md

@@ -17,7 +17,7 @@ To run the instructions described in this document, install the following:
 - [Git](https://git-scm.com/book/en/v2/Getting-Started-Installing-Git) version 2.28.0 or later
 - [Terraform](https://www.terraform.io/downloads.html) version 1.5.7  or later
 
-To use a later version of Terraform, ensure that the Terraform version used in the Operational System to manually execute part of the steps in `3-networks` and `4-projects` is the same version configured in the following code
+Version 1.5.7 is the last version before the license model change. To use a later version of Terraform, ensure that the Terraform version used in the Operational System to manually execute part of the steps in `3-networks` and `4-projects` is the same version configured in the following code
 
 - 0-bootstrap/modules/jenkins-agent/variables.tf
    ```

0-bootstrap/README-GitLab.md

@@ -16,7 +16,7 @@ To run the instructions described in this document, install the following:
 - [Terraform](https://www.terraform.io/downloads.html) version 1.5.7 or later
 - [jq](https://jqlang.github.io/jq/) version 1.6 or later.
 
-To use a later version of Terraform, ensure that the Terraform version used in the Operational System to manually execute part of the steps in `3-networks` and `4-projects` is the same version configured in the following code
+Version 1.5.7 is the last version before the license model change. To use a later version of Terraform, ensure that the Terraform version used in the Operational System to manually execute part of the steps in `3-networks` and `4-projects` is the same version configured in the following code
 
 - 0-bootstrap/modules/jenkins-agent/variables.tf
    ```

0-bootstrap/README-Jenkins.md

@@ -199,7 +199,7 @@ You arrived to these instructions because you are using the `jenkins_bootstrap`
   - Terraform version 1.5.7 - See [Requirements](#requirements) section for more details.
   - The `terraform.tfvars` file with all the necessary values.
 
-To use a later version of Terraform, ensure that the Terraform version used in the Operational System to manually execute part of the steps in `3-networks` and `4-projects` is the same version configured in the following code
+Version 1.5.7 is the last version before the license model change. To use a later version of Terraform, ensure that the Terraform version used in the Operational System to manually execute part of the steps in `3-networks` and `4-projects` is the same version configured in the following code
 
 - 0-bootstrap/modules/jenkins-agent/variables.tf
    ```

0-bootstrap/README.md

@@ -69,7 +69,7 @@ To run the commands described in this document, install the following:
 
 **Note:** Make sure that you use version 1.5.7 of Terraform throughout this series. Otherwise, you might experience Terraform state snapshot lock errors.
 
-To use a later version of Terraform, ensure that the Terraform version used in the Operational System to manually execute part of the steps in `3-networks` and `4-projects` is the same version configured in the following code
+Version 1.5.7 is the last version before the license model change. To use a later version of Terraform, ensure that the Terraform version used in the Operational System to manually execute part of the steps in `3-networks` and `4-projects` is the same version configured in the following code
 
 - 0-bootstrap/modules/jenkins-agent/variables.tf
    ```

helpers/foundation-deployer/README.md

@@ -12,7 +12,7 @@ Helper tool to deploy the Terraform example foundation using Cloud Build and Clo
 - [Terraform](https://www.terraform.io/downloads.html) version 1.5.7 or later
 - See `0-bootstrap` README for additional IAM [requirements](../../0-bootstrap/README.md#prerequisites) on the user deploying the Foundation.
 
-To use a later version of Terraform, ensure that the Terraform version used in the Operational System to manually execute part of the steps in `3-networks` and `4-projects` is the same version configured in the following code
+Version 1.5.7 is the last version before the license model change. To use a later version of Terraform, ensure that the Terraform version used in the Operational System to manually execute part of the steps in `3-networks` and `4-projects` is the same version configured in the following code
 
 - 0-bootstrap/modules/jenkins-agent/variables.tf
    ```