Update podspec to allow arm64 simulator for M1 Macs (#14)

Author: dcacenabes

mParticle-Google-Analytics-Firebase.podspec

@@ -20,11 +20,5 @@ Pod::Spec.new do |s|
     s.ios.frameworks = 'CoreTelephony', 'SystemConfiguration'
     s.libraries = 'z'
     s.ios.dependency 'Firebase/Core', '~> 7.1'
-    s.ios.pod_target_xcconfig = {
-        'EXCLUDED_ARCHS[sdk=iphonesimulator*]' => 'arm64'
-    }
-    s.ios.user_target_xcconfig = {
-        'EXCLUDED_ARCHS[sdk=iphonesimulator*]' => 'arm64'
-    }
 
 end