[bundler/bundler] Skip specs that need coloring on Windows

ANSI codes don't work there.

https://github.com/bundler/bundler/commit/4f05417ca7

spec/bundler/bundler/source_spec.rb

@@ -56,7 +56,7 @@ RSpec.describe Bundler::Source do
         context "with a different version" do
           let(:locked_gem) { double(:locked_gem, :name => "nokogiri", :version => "< 1.5") }
 
-          context "with color" do
+          context "with color", :non_windows do
             before { Bundler.ui = Bundler::UI::Shell.new }
 
             it "should return a string with the spec name and version and locked spec version" do
@@ -77,7 +77,7 @@ RSpec.describe Bundler::Source do
           let(:spec) { double(:spec, :name => "nokogiri", :version => "1.6.1", :platform => rb) }
           let(:locked_gem) { double(:locked_gem, :name => "nokogiri", :version => "1.7.0") }
 
-          context "with color" do
+          context "with color", :non_windows do
             before { Bundler.ui = Bundler::UI::Shell.new }
 
             it "should return a string with the locked spec version in yellow" do
@@ -98,7 +98,7 @@ RSpec.describe Bundler::Source do
           let(:spec) { double(:spec, :name => "nokogiri", :version => "1.7.1", :platform => rb) }
           let(:locked_gem) { double(:locked_gem, :name => "nokogiri", :version => "1.7.0") }
 
-          context "with color" do
+          context "with color", :non_windows do
             before { Bundler.ui = Bundler::UI::Shell.new }
 
             it "should return a string with the locked spec version in green" do

spec/bundler/spec_helper.rb

@@ -74,6 +74,7 @@ RSpec.configure do |config|
   config.filter_run_excluding :rubygems_master => (ENV["RGV"] != "master")
   config.filter_run_excluding :bundler => RequirementChecker.against(Bundler::VERSION.split(".")[0])
   config.filter_run_excluding :ruby_repo => !(ENV["BUNDLE_RUBY"] && ENV["BUNDLE_GEM"]).nil?
+  config.filter_run_excluding :non_windows => Gem.win_platform?
 
   config.filter_run_when_matching :focus unless ENV["CI"]