Bump chefstyle and fix up flagged code.

Very minor.

I want to change a default config but I'll do that in a separate
commit since it is a bigger diff.

Signed-off-by: Ryan Davis <zenspider@chef.io>

Gemfile

@@ -19,7 +19,7 @@ group :omnibus do
 end
 
 group :test do
-  gem "chefstyle", "0.13.0"
+  gem "chefstyle", "~> 0.13.0"
   gem "coveralls", require: false
   gem "minitest", "~> 5.5"
   gem "rake", ">= 10"

lib/inspec/config.rb

@@ -207,7 +207,8 @@ module Inspec
     end
 
     def _utc_find_credset_name(_credentials, transport_name)
-      return nil unless final_options[:target]
+      return unless final_options[:target]
+
       match = final_options[:target].match(%r{^#{transport_name}://(?<credset_name>[\w\-]+)$})
       match ? match[:credset_name] : nil
     end

lib/inspec/resources/oracledb_session.rb

@@ -21,6 +21,9 @@ module Inspec::Resources
       end
     EXAMPLE
 
+    # rubocop:disable Layout/AlignArguments
+    # going to switch this back off in a separate commit
+
     attr_reader :bin, :db_role, :host, :password, :port, :service,
                 :su_user, :user
 
@@ -58,8 +61,8 @@ module Inspec::Resources
       command = command_builder(format_options, sql)
       inspec_cmd = inspec.command(command)
 
-      DatabaseHelper::SQLQueryResult.new(inspec_cmd, send(parser,
-                                                          inspec_cmd.stdout))
+      DatabaseHelper::SQLQueryResult.new(inspec_cmd,
+                                         send(parser, inspec_cmd.stdout))
     end
 
     def to_s

lib/inspec/resources/sys_info.rb

@@ -45,7 +45,7 @@ module Inspec::Resources
     end
 
     def linux_hostname(opt = nil)
-      if !opt.nil?
+      if opt
         opt = case opt
               when "f", "long", "fqdn", "full"
                 " -f"
@@ -67,7 +67,7 @@ module Inspec::Resources
     end
 
     def mac_hostname(opt = nil)
-      if !opt.nil?
+      if opt
         opt = case opt
               when "f", "long", "fqdn", "full"
                 " -f"

lib/inspec/resources/users.rb

@@ -624,7 +624,9 @@ module Inspec::Resources
 
     def meta_info(username)
       res = identity(username)
+
       return if res.nil?
+
       {
         home: res[:home],
         shell: res[:shell],
@@ -635,7 +637,9 @@ module Inspec::Resources
 
     def credentials(username)
       res = identity(username)
+
       return if res.nil?
+
       {
         mindays: res[:mindays],
         maxdays: res[:maxdays],