Updates for Train

Changed:
-Update release to train

Removed:
- Unused rubocop rules

Change-Id: Ibd5949820b50e05c07b39d893547416e0096193c
Depends-On: https://review.opendev.org/731849
Depends-On: https://review.opendev.org/731861

.rubocop.yml

@@ -1,16 +0,0 @@
-inherit_from: .rubocop_todo.yml
-
-AllCops:
-  Include:
-    - metadata.rb
-    - Gemfile
-    - attributes/**
-    - libraries/**
-    - providers/**
-    - recipes/**
-    - resources/**
-    - spec/**
-  Exclude:
-    - .cookbooks/**/*
-    - berks-cookbooks/**/*
-    - .bundle/**/*

.rubocop_todo.yml

@@ -1,19 +0,0 @@
-# This configuration was generated by
-# `rubocop --auto-gen-config`
-# on 2018-08-03 05:25:56 -0700 using RuboCop version 0.55.0.
-# The point is for the user to remove these configuration records
-# one by one as the offenses are removed from the code base.
-# Note that changes in the inspected code, or installation of new
-# versions of RuboCop, may require this file to be generated again.
-
-# Offense count: 1
-# Cop supports --auto-correct.
-Style/IfUnlessModifier:
-  Exclude:
-    - 'recipes/common.rb'
-
-# Offense count: 24
-# Configuration parameters: AllowHeredoc, AllowURI, URISchemes, IgnoreCopDirectives, IgnoredPatterns.
-# URISchemes: http, https
-Metrics/LineLength:
-  Max: 133

README.rst

@@ -21,7 +21,7 @@ Requirements
 ============
 
 - Chef 15 or higher
-- Chef Workstation 0.15.18 for testing (also includes Berkshelf for
+- Chef Workstation 0.18.3 for testing (also includes Berkshelf for
   cookbook dependency resolution)
 
 Platform
@@ -37,9 +37,9 @@ Cookbooks
 The following cookbooks are dependencies:
 
 -  'openstackclient'
--  'openstack-common', '>= 19.0.0'
--  'openstack-identity', '>= 19.0.0'
--  'openstack-network', '>= 19.0.0'
+-  'openstack-common', '>= 20.0.0'
+-  'openstack-identity', '>= 20.0.0'
+-  'openstack-network', '>= 20.0.0'
 
 Attributes
 ==========

metadata.rb

@@ -7,13 +7,13 @@ source_url        'https://opendev.org/openstack/cookbook-openstack-dns'
 license           'Apache-2.0'
 description       'Installs and configures the Designate Service'
 chef_version      '>= 15.0'
-version           '19.0.0'
+version           '20.0.0'
 
 %w(ubuntu redhat centos).each do |os|
   supports os
 end
 
 depends 'openstackclient'
-depends 'openstack-common', '>= 19.0.0'
-depends 'openstack-identity', '>= 19.0.0'
-depends 'openstack-network', '>= 19.0.0'
+depends 'openstack-common', '>= 20.0.0'
+depends 'openstack-identity', '>= 20.0.0'
+depends 'openstack-network', '>= 20.0.0'