GoogleDataTransport minor version bump (#4359)

GoogleDataTransport.podspec

@@ -1,6 +1,6 @@
 Pod::Spec.new do |s|
   s.name             = 'GoogleDataTransport'
-  s.version          = '3.1.1'
+  s.version          = '3.2.0'
   s.summary          = 'Google iOS SDK data transport.'
 
   s.description      = <<-DESC

GoogleDataTransportCCTSupport.podspec

@@ -32,7 +32,7 @@ Support library to provide event prioritization and uploading for the GoogleData
 
   s.libraries = ['z']
 
-  s.dependency 'GoogleDataTransport', '~> 3.0'
+  s.dependency 'GoogleDataTransport', '~> 3.2'
   s.dependency 'nanopb', '~> 0.3.901'
 
   header_search_paths = {