add namespace for populate_zones task

lib/tasks/populate_zones.rake

@@ -1,10 +1,12 @@
-task populate_zones: :environment do
-  puts "Running deploy task 'populate_zones'"
+namespace :zones do
+  task populate_zones: :environment do
+    puts "Running deploy task 'populate_zones'"
 
-  Zone.create!(acronym: 'COLLECTIVITE', label: 'Collectivité territoriale')
-  config = Psych.safe_load(File.read(Rails.root.join("config", "zones.yml")))
-  config["ministeres"].each do |ministere|
-    acronym = ministere.keys.first
-    Zone.create!(acronym: acronym, label: ministere["label"])
+    Zone.create!(acronym: 'COLLECTIVITE', label: 'Collectivité territoriale')
+    config = Psych.safe_load(File.read(Rails.root.join("config", "zones.yml")))
+    config["ministeres"].each do |ministere|
+      acronym = ministere.keys.first
+      Zone.create!(acronym: acronym, label: ministere["label"])
+    end
   end
 end

spec/lib/tasks/populate_zones_spec.rb

@@ -1,5 +1,5 @@
 describe 'populate_zones' do
-  let(:rake_task) { Rake::Task['populate_zones'] }
+  let(:rake_task) { Rake::Task['zones:populate_zones'] }
   subject(:run_task) do
     rake_task.invoke
   end

spec/services/update_zone_to_procedures_service_spec.rb

@@ -1,6 +1,6 @@
 describe UpdateZoneToProceduresService do
   before(:all) do
-    Rake::Task['populate_zones'].invoke
+    Rake::Task['zones:populate_zones'].invoke
   end
 
   after(:all) do