Stop displaying deleted volumes in tendrl-ui

Signed-off-by: GowthamShanmugasundaram <gshanmug@redhat.com>

Author: GowthamShanmugam

app/presenters/volume_presenter.rb

@@ -4,10 +4,12 @@ def list(raw_volumes)
       volumes = []
       raw_volumes.each do |volume|
         volume.each do |vol_id, attributes|
-          attributes['vol_id'] = vol_id
-          attributes.delete('bricks')
-          attributes.delete('options')
-          volumes << attributes
+          if attributes['deleted'] != true
+            attributes['vol_id'] = vol_id
+            attributes.delete('bricks')
+            attributes.delete('options')
+            volumes << attributes
+          end
         end
       end
       volumes