Update react-native-aes.podspec

Author: DioneJM

react-native-aes.podspec

@@ -7,7 +7,7 @@ Pod::Spec.new do |s|
   s.license       = 'MIT'
   s.requires_arc  = true
   s.homepage      = "https://github.com/tectiv3/react-native-aes"
-  s.source        = { :git => 'https://github.com/tectiv3/react-native-aes' }
+  s.source        = { :git => 'https://github.com/tectiv3/react-native-aes', :tag => 'v#{s.version}' }
   s.platform      = :ios, '9.0'
   s.source_files  = "ios/**/*.{h,m}"