Remove extra deps preventing gem installs

Signed-off-by: Tim Smith <[email protected]>

Gemfile

@@ -3,12 +3,6 @@ source "https://rubygems.org"
 
 gemspec
 
-group :docs do
-  gem "github-markup"
-  gem "redcarpet"
-  gem "yard"
-end
-
 group :test do
   gem "activesupport", "< 6" # this dep can be removed when we drop Ruby 2.4 support
   gem "chefstyle"
@@ -20,6 +14,5 @@ end
 group :debug do
   gem "pry"
   gem "pry-byebug"
-  gem "pry-stack_explorer", "~> 0.4.0" # pin until we drop ruby < 2.6
   gem "rb-readline"
 end

Rakefile

@@ -38,13 +38,6 @@ rescue LoadError
   puts "chefstyle gem is not installed. bundle install first to make sure all dependencies are installed."
 end
 
-begin
-  require "yard" unless defined?(YARD)
-  YARD::Rake::YardocTask.new(:docs)
-rescue LoadError
-  puts "yard is not available. bundle install first to make sure all dependencies are installed."
-end
-
 task :console do
   require "irb"
   require "irb/completion"