fix: remove modulemap and add define module true

Author: arnaud-roland

RNBatchPush.podspec

@@ -16,5 +16,6 @@ Pod::Spec.new do |s|
 
   s.dependency "React"
   s.dependency 'Batch', '~> 2.1.0'
-  s.module_map   = "ios/RNBatch.modulemap"
+
+  s.pod_target_xcconfig = { 'DEFINES_MODULE' => 'YES' }
 end