Removed unused TOKEN from upload_image

Changeset https://review.openstack.org/#/c/225426/ changed how images
were uploaded into Glance, however the (now) unused TOKEN variable
and function argument to upload_image remained.

These have been removed.

Change-Id: I9910c469f72d52e56111048cc24ea3c992c1d480

functions

@@ -36,10 +36,9 @@ function function_exists {
 # - ``FILES`` must be set to the cache dir
 # - ``GLANCE_HOSTPORT``
 #
-# upload_image image-url glance-token
+# upload_image image-url
 function upload_image {
     local image_url=$1
-    local token=$2
 
     local image image_fname image_name
 

stack.sh

@@ -1225,7 +1225,7 @@ if is_service_enabled g-reg; then
     fi
 
     for image_url in ${IMAGE_URLS//,/ }; do
-        upload_image $image_url $TOKEN
+        upload_image $image_url
     done
 fi