[CI] Pin the "ci_reporter" gem to 1.9 to prevent failures in continuous integration

Related: elastic/elasticsearch-ruby@5dc6bc6

Author: karmi

Gemfile

@@ -15,7 +15,7 @@ gem "shoulda-context"
 gem "mocha"
 gem "turn"
 gem "yard"
-gem "ci_reporter"
+gem "ci_reporter", "~> 1.9"
 gem "ruby-prof"
 gem "simplecov"
 gem "simplecov-rcov"

elasticsearch-persistence/elasticsearch-persistence.gemspec

@@ -45,7 +45,7 @@ Gem::Specification.new do |s|
   s.add_development_dependency "yard"
   s.add_development_dependency "ruby-prof"
   s.add_development_dependency "pry"
-  s.add_development_dependency "ci_reporter"
+  s.add_development_dependency "ci_reporter", "~> 1.9"
 
   if defined?(RUBY_VERSION) && RUBY_VERSION > '1.9'
     s.add_development_dependency "simplecov"

elasticsearch-rails/elasticsearch-rails.gemspec

@@ -41,7 +41,7 @@ Gem::Specification.new do |s|
   s.add_development_dependency "yard"
   s.add_development_dependency "ruby-prof"
   s.add_development_dependency "pry"
-  s.add_development_dependency "ci_reporter"
+  s.add_development_dependency "ci_reporter", "~> 1.9"
 
   if defined?(RUBY_VERSION) && RUBY_VERSION > '1.9'
     s.add_development_dependency "simplecov"