Update chef-sugar to fix a conflict in Chef 16+

cookbooks/chef-sugar/chef-sugar.gemspec

@@ -0,0 +1,24 @@
+# coding: utf-8
+lib = File.expand_path('../lib', __FILE__)
+$LOAD_PATH.unshift(lib) unless $LOAD_PATH.include?(lib)
+require 'chef/sugar/version'
+
+Gem::Specification.new do |spec|
+  spec.name          = 'chef-sugar'
+  spec.version       = Chef::Sugar::VERSION
+  spec.authors       = ['Seth Vargo']
+  spec.email         = ['sethvargo@gmail.com']
+  spec.description   = 'A series of helpful sugar of the Chef core and ' \
+                       'other resources to make a cleaner, more lean recipe ' \
+                       'DSL, enforce DRY principles, and make writing Chef '  \
+                       'recipes an awesome experience!'
+  spec.summary       = 'A collection of helper methods and modules that '     \
+                       'make working with Chef recipes awesome.'
+  spec.homepage      = 'https://github.com/chef/chef-sugar'
+  spec.license       = 'Apache-2.0'
+
+  spec.required_ruby_version = '>= 2.3'
+
+  spec.files         = %w{LICENSE} + Dir.glob("lib/**/*", File::FNM_DOTMATCH).reject { |f| File.directory?(f) }
+  spec.require_paths = ['lib']
+end