Fix: add option to choose 24 hour working slot (#4018)

* Add option to choose 24 hour working slot

* fix spec

* add check to update open hour and close hour for open all day

* update 24 hour working slot change in widget side

* add validation to check open_all_day and closed_all_day true at the same time

db/migrate/20220216151613_add_open_all_day_to_working_hour.rb

@@ -0,0 +1,5 @@
+class AddOpenAllDayToWorkingHour < ActiveRecord::Migration[6.1]
+  def change
+    add_column :working_hours, :open_all_day, :boolean, default: false
+  end
+end

db/schema.rb

@@ -773,6 +773,7 @@ ActiveRecord::Schema.define(version: 2022_02_18_120357) do
     t.integer "close_minutes"
     t.datetime "created_at", precision: 6, null: false
     t.datetime "updated_at", precision: 6, null: false
+    t.boolean "open_all_day", default: false
     t.index ["account_id"], name: "index_working_hours_on_account_id"
     t.index ["inbox_id"], name: "index_working_hours_on_inbox_id"
   end