Fix helm install command not showing error

Issue-ID: OOM-1737

Change-Id: I240415793ea2a078ab6c6d9c0727852dc2d9ada3
Signed-off-by: Milan Verespej <m.verespej@partner.samsung.com>
diff --git a/ansible/roles/application-install/tasks/install.yml b/ansible/roles/application-install/tasks/install.yml
index 96f66b9..1cccf9a 100644
--- a/ansible/roles/application-install/tasks/install.yml
+++ b/ansible/roles/application-install/tasks/install.yml
@@ -83,3 +83,5 @@
           --namespace {{ app_kubernetes_namespace }}
           -f {{ app_data_path }}/override.yaml
   changed_when: true # when executed its a changed type of action
+  register: helm_install
+  failed_when: helm_install.stderr