cirros: upgrade to 0.5.1

We released CirrOS 0.5.1. Time to move then.

Change-Id: Ibca24836f19b3cbf6166fa39a3702883938feda8

ansible/roles/tempest/defaults/main.yml

@@ -30,7 +30,7 @@ tempest_extra_volumes: "{{ default_extra_volumes }}"
 ###########################
 # Tempest Required Resource
 ###########################
-image_url: "http://download.cirros-cloud.net/0.4.0/cirros-0.4.0-x86_64-disk.img"
+image_url: "https://github.com/cirros-dev/cirros/releases/download/0.5.1/cirros-0.5.1-x86_64-disk.img"
 
 tempest_image_id:
 tempest_image_alt_id: "{{ tempest_image_id }}"

tools/init-runonce

@@ -19,8 +19,8 @@ fi
 
 ARCH=$(uname -m)
 IMAGE_PATH=/opt/cache/files/
-IMAGE_URL=http://download.cirros-cloud.net/0.4.0/
-IMAGE=cirros-0.4.0-${ARCH}-disk.img
+IMAGE_URL=https://github.com/cirros-dev/cirros/releases/download/0.5.1/
+IMAGE=cirros-0.5.1-${ARCH}-disk.img
 IMAGE_NAME=cirros
 IMAGE_TYPE=linux