fix image

.drone.yml

@@ -21,7 +21,7 @@ trigger:
 
 steps:
   - name: "ansible_environment_verify"
-    image: *ansible_image
+    image: "$ANSIBLE_DOCKER_IMAGE"
     commands:
       - git log -1
       - ansible --version
@@ -33,12 +33,12 @@ steps:
   #     - ansible-galaxy install -r requirements.yml
 
   - name: "ansible_lint"
-    image: *ansible_image
+    image: "$ANSIBLE_DOCKER_IMAGE"
     commands:
       - ansible-lint --offline
 
   - name: "ansible_playbook_execution"
-    image: *ansible_image
+    image: "$ANSIBLE_DOCKER_IMAGE"
     commands:
       - ansible-playbook -v $ANSIBLE_INVENTORY $ANSIBLE_PLAYBOOK