CORD-391 - cleaned up ansible to pass cleanly through ansible-lint

Change-Id: I90284704255edc19abbdb239852c520a4bf48df4
diff --git a/roles/compute-node/tasks/i40e_driver.yml b/roles/compute-node/tasks/i40e_driver.yml
index 69c14cd..78bd3ef 100644
--- a/roles/compute-node/tasks/i40e_driver.yml
+++ b/roles/compute-node/tasks/i40e_driver.yml
@@ -21,6 +21,7 @@
   command: make install
   args:
     chdir: i40e-1.4.25/src
+  changed_when: true
 
 - name: Load i40e Driver
   become: yes