Merge release-6.34.0 branch after patch (#6701)

* Update versions for Release 6.34.0

* 6.34.0 updates for SwiftPM (#6614)

* M81 FIS cherry pick of #6570 (#6616)

* FIS: Additional FIRInstallationsItem validation (#6570)

* FIS API tests for no FID in response

* FIRInstallationsIDControllerTests: test names

* FIRInstallationsIDControllerTests: corrupted storage tests

* FIRInstallationsItem validation

* Fix FIRInstallationsItem.IIDDefaultToken copy

* Improve error description.

* FIRInstallationsItem validation error

* FIRInstallationsItem validation tests

* ./scripts/style.sh

* FIRInstallationsIDController: validate stored installation

* FIRInstallationsAPIService installation validation

* Changelog

* Update versions

* patch version

* release manifest

* FIS: don't log anything on success validation (#6635)

* Update changelogs (#6649)

* GoogleDataTransport: deprecated API conditions (#6697)

* GoogleDataTransport: deprecated API conditions

* Version bump

* use `TARGET_OS_IOS`

* changelog

* changelog

* style

* Fix merge

Co-authored-by: Ryan Wilson <wilsonryan@google.com>
Co-authored-by: Paul Beusterien <paulbeusterien@google.com>
Co-authored-by: Morgan Chen <morganchen12@gmail.com>

GoogleDataTransport.podspec

@@ -1,6 +1,6 @@
 Pod::Spec.new do |s|
   s.name             = 'GoogleDataTransport'
-  s.version          = '7.5.0'
+  s.version          = '7.5.1'
   s.summary          = 'Google iOS SDK data transport.'
 
   s.description      = <<-DESC

GoogleDataTransport/CHANGELOG.md

@@ -1,4 +1,7 @@
-# Unreleased
+# v7.5.1
+- Fix deprecation warning for iOS 12.0 and higher projects. (#6682)
+
+# v7.5.0
 - Legacy pre Xcode 10 compatibility checks removed. (#6486)
 - `GDTCORDirectorySizeTracker` crash fixed. (#6540)
 

GoogleDataTransport/GDTCORLibrary/GDTCORPlatform.m

@@ -127,7 +127,7 @@ GDTCORNetworkMobileSubtype GDTCORNetworkMobileSubTypeMessage() {
   if (networkCurrentRadioAccessTechnologyDict.count) {
     networkCurrentRadioAccessTechnology = networkCurrentRadioAccessTechnologyDict.allValues[0];
   }
-#else   // TARGET_OS_MACCATALYST
+#else  // TARGET_OS_MACCATALYST
   if (@available(iOS 12.0, *)) {
     NSDictionary<NSString *, NSString *> *networkCurrentRadioAccessTechnologyDict =
         networkInfo.serviceCurrentRadioAccessTechnology;
@@ -137,7 +137,9 @@ GDTCORNetworkMobileSubtype GDTCORNetworkMobileSubTypeMessage() {
       networkCurrentRadioAccessTechnology = networkCurrentRadioAccessTechnologyDict.allValues[0];
     }
   } else {
+#if TARGET_OS_IOS && __IPHONE_OS_VERSION_MIN_REQUIRED < 120000
     networkCurrentRadioAccessTechnology = networkInfo.currentRadioAccessTechnology;
+#endif  // TARGET_OS_IOS && __IPHONE_OS_VERSION_MIN_REQUIRED < 120000
   }
 #endif  // TARGET_OS_MACCATALYST
   if (networkCurrentRadioAccessTechnology) {
@@ -147,9 +149,9 @@ GDTCORNetworkMobileSubtype GDTCORNetworkMobileSubTypeMessage() {
   } else {
     return GDTCORNetworkMobileSubtypeUNKNOWN;
   }
-#else
+#else   // TARGET_OS_IOS
   return GDTCORNetworkMobileSubtypeUNKNOWN;
-#endif
+#endif  // TARGET_OS_IOS
 }
 
 NSString *_Nonnull GDTCORDeviceModel() {