Speed up Buildkite tests

Use the smaller containers, skip gems we don't need and use chefstyle from rubygems.

Signed-off-by: Tim Smith <tsmith@chef.io>

1 files changed, 2 insertions, 2 deletions

diff --git a/Gemfile b/Gemfile
index 61a122d..ffee86f 100644
--- a/Gemfile
+++ b/Gemfile
@@ -9,12 +9,12 @@ group :docs do
 end
 
 group :test do
-  gem "chefstyle", git: "https://github.com/chef/chefstyle.git", branch: "master"
+  gem "chefstyle"
   gem "rspec", "~> 3.0"
   gem "rake"
 end
 
-group :development do
+group :debug do
   gem "pry"
   gem "pry-byebug"
   gem "pry-stack_explorer"