Merge pull request #706 from Iterable/QAE-1038-revert-ios-test-version

[QAE-1038] set pods to correct version - 6.4.16

Author: jyu115

Iterable-iOS-AppExtensions.podspec

@@ -1,7 +1,7 @@
 Pod::Spec.new do |s|
   s.name         = "Iterable-iOS-AppExtensions"
   s.module_name  = "IterableAppExtensions"
-  s.version      = "6.9.0-testing"
+  s.version      = "6.4.16"
   s.summary      = "App Extensions for Iterable SDK"
 
   s.description  = <<-DESC

Iterable-iOS-SDK.podspec

@@ -1,7 +1,7 @@
 Pod::Spec.new do |s|
   s.name         = "Iterable-iOS-SDK"
   s.module_name  = "IterableSDK"
-  s.version      = "6.9.0-testing"
+  s.version      = "6.4.16"
   s.summary      = "Iterable's official SDK for iOS"
 
   s.description  = <<-DESC