Sort build settings

lib/cocoapods/installer/xcode/pods_project_generator/aggregate_target_installer.rb

@@ -51,9 +51,9 @@ module Pod
           #
           def custom_build_settings
             settings = {
+              'CODE_SIGN_IDENTITY[sdk=appletvos*]' => '',
               'CODE_SIGN_IDENTITY[sdk=iphoneos*]'  => '',
               'CODE_SIGN_IDENTITY[sdk=watchos*]'   => '',
-              'CODE_SIGN_IDENTITY[sdk=appletvos*]' => '',
               'MACH_O_TYPE'                        => 'staticlib',
               'OTHER_LDFLAGS'                      => '',
               'OTHER_LIBTOOLFLAGS'                 => '',

lib/cocoapods/installer/xcode/pods_project_generator/pod_target_installer.rb

@@ -55,9 +55,9 @@ module Pod
               settings['PUBLIC_HEADERS_FOLDER_PATH'] = ''
             end
 
+            settings['CODE_SIGN_IDENTITY[sdk=appletvos*]'] = ''
             settings['CODE_SIGN_IDENTITY[sdk=iphoneos*]'] = ''
             settings['CODE_SIGN_IDENTITY[sdk=watchos*]'] = ''
-            settings['CODE_SIGN_IDENTITY[sdk=appletvos*]'] = ''
 
             if target.swift_version
               settings['SWIFT_VERSION'] = target.swift_version

spec/unit/installer/xcode/pods_project_generator/pod_target_installer_spec.rb

@@ -93,9 +93,9 @@ module Pod
             it 'sets an empty codesigning identity for iOS/tvOS/watchOS' do
               @installer.install!
               @project.targets.first.build_configurations.each do |config|
+                config.build_settings['CODE_SIGN_IDENTITY[sdk=appletvos*]'].should == ''
                 config.build_settings['CODE_SIGN_IDENTITY[sdk=iphoneos*]'].should == ''
                 config.build_settings['CODE_SIGN_IDENTITY[sdk=watchos*]'].should == ''
-                config.build_settings['CODE_SIGN_IDENTITY[sdk=appletvos*]'].should == ''
               end
             end