set default execution environment on job templates

controller.yml

@@ -2,16 +2,12 @@
 apd_ee_image_version: '24'
 apd_ee_image: quay.io/ansible-product-demos/apd-ee-{{ apd_ee_image_version }}:latest
 apd_git_repo: https://github.com/ansible/product-demos
-apd_git_repo_branch: main
+apd_git_repo_branch: wtome/2.5
 apd_verify_ssl: false
 
 controller_validate_certs: false
 controller_configuration_async_delay: 3
 
-controller_settings:
-  - name: AWX_COLLECTIONS_ENABLED
-    value: false
-
 controller_credentials:
   - name: Automation Hub
     organization: Default
@@ -58,6 +54,7 @@ controller_templates:
     project: Ansible Product Demos
     playbook: setup_demo.yml
     credentials: Controller Credential
+    execution_environment: Default Execution Environment
     allow_simultaneous: true
     survey_enabled: true
     survey_spec:
@@ -81,6 +78,7 @@ controller_templates:
     playbook: multi_select_setup.yml
     inventory: Demo Inventory
     credentials: Controller Credential
+    execution_environment: Default Execution Environment
     survey_enabled: true
     survey:
       name: ''