Updates minitest-reporters to >= 1.6 and updates options

Author: picandocodigo

elasticsearch-api/elasticsearch-api.gemspec

@@ -50,7 +50,7 @@ Gem::Specification.new do |s|
   s.add_development_dependency 'bundler'
   s.add_development_dependency 'elasticsearch'
   s.add_development_dependency 'minitest'
-  s.add_development_dependency 'minitest-reporters'
+  s.add_development_dependency 'minitest-reporters', '>= 1.6'
   s.add_development_dependency 'mocha'
   s.add_development_dependency 'pry'
   s.add_development_dependency 'rake'

elasticsearch-api/spec/unit_tests_platinum/test_helper.rb

@@ -26,7 +26,7 @@
 require 'elasticsearch'
 require 'elasticsearch/api'
 
-Minitest::Reporters.use! Minitest::Reporters::SpecReporter.new
+Minitest::Reporters.use! Minitest::Reporters::SpecReporter.new(print_failure_summary: true)
 
 module Minitest
   class Test