Fix cocoapods react-native-fcm 11

This Requires cocoapods 1.4 to run
sudo gem install cocoapods --pre

react-native-fcm.podspec

@@ -12,6 +12,8 @@ Pod::Spec.new do |s|
   s.source        = { :git => 'https://github.com/evollu/react-native-fcm.git' }
   s.platform      = :ios, '8.0'
   s.source_files  = "ios/*.{h,m}"
+  s.static_framework = true
 
+  s.dependency "React"
   s.dependency "Firebase/Messaging"
 end