[#2439] Remove locations:delivery_holding_locations rake task (#2483)

lib/tasks/dev.rake

@@ -32,14 +32,6 @@ namespace :bibdata do
   end
 end
 
-# The json files have mapped content from voyager holding and delivery locations
-namespace :locations do
-  desc "Create delivery and holding location files with mapped values from voyager."
-  task delivery_holding_locations: :environment do
-    LocationsToFileService.call
-  end
-end
-
 namespace :server do
   namespace :solr do
     task start_solr_wrapper: :environment do