podspec weak framework for iAd

Author: nonelse

Adjust.podspec

@@ -8,7 +8,7 @@ Pod::Spec.new do |s|
   s.source         = { :git => "https://github.com/adeven/adjust_ios_sdk.git", :tag => "v3.3.0" }
   s.platform       = :ios, '4.3'
   s.framework      = 'SystemConfiguration'
-  s.weak_framework = 'AdSupport'
+  s.weak_framework = 'AdSupport', 'iAd'
   s.source_files   = 'Adjust/*.{h,m}', 'Adjust/AIAdditions/*.{h,m}'
   s.requires_arc   = true
 end