Add React dep to podspec

Author: zoontek

ReactNativePermissions.podspec

@@ -18,4 +18,6 @@ Pod::Spec.new do |s|
   s.preserve_paths         = 'LICENSE', 'package.json'
   s.source_files           = '**/*.{h,m}'
   s.exclude_files          = 'example/**/*'
+
+  s.dependency             'React'
 end