Update metadata for 4.2.2

Author: kitchen-porter

metadata.rb

@@ -3,7 +3,7 @@
 maintainer_email  'help@sous-chefs.org'
 license           'Apache-2.0'
 description       'Configures /etc/resolv.conf via attributes'
-version           '4.2.1'
+version           '4.2.2'
 source_url        'https://github.com/sous-chefs/resolver'
 issues_url        'https://github.com/sous-chefs/resolver/issues'
 chef_version      '>= 15.3'