ios: update podspec

Author: arnaud-roland

ios/batch_flutter.podspec

@@ -4,7 +4,7 @@
 #
 Pod::Spec.new do |s|
   s.name             = 'batch_flutter'
-  s.version          = '0.0.5'
+  s.version          = '0.0.6'
   s.summary          = 'Batch.com Flutter Plugin'
   s.homepage         = 'https://batch.com'
   s.license          = { :type => 'MIT', :file => '../LICENSE' }
@@ -18,7 +18,7 @@ Pod::Spec.new do |s|
 
   # Flutter.framework does not contain a i386 slice.
   s.pod_target_xcconfig = { 'DEFINES_MODULE' => 'YES', 'EXCLUDED_ARCHS[sdk=iphonesimulator*]' => 'i386' }
-  s.ios.deployment_target  = '10.0'
+  s.ios.deployment_target  = '12.0'
   s.swift_version = '5.0'
   s.static_framework = true