title: Flutter Braintree not working in Apple M1
body: <p>I am having issues while compiling Flutter Braintree in Apple M1.
  I even tried creating a new project only with flutter_braintree 2.2.0, still doesn't compile.</p>
  <p>Attached is the flutter doctor and logs of the project.</p>
  <p>Flutter Doctor</p>
  <pre><code>Doctor summary (to see all details, run flutter doctor -v):
  [✓] Flutter (Channel stable, 2.8.1, on macOS 12.0.1 21A559 darwin-arm, locale en-AU)
  [✓] Android toolchain - develop for Android devices (Android SDK version 31.0.0-rc5)
  [✓] Xcode - develop for iOS and macOS (Xcode 13.2.1)
  [✓] Chrome - develop for the web
  [✓] Android Studio (version 2020.3)
  [✓] VS Code (version 1.61.2)
  [✓] Connected device (2 available)
  
  • No issues found!
  </code></pre>
  <p>Logs</p>
  <pre><code>Launching lib/main.dart on iPhone 13 in debug mode...
  Running pod install...
  Running Xcode build...
  Xcode build done.                                            6.8s
  Failed to build iOS app
  Error output from Xcode build:
  ↳
      objc[95440]: Class AMSupportURLConnectionDelegate is implemented in both /usr/lib/libamsupport.dylib (0x1da8cf130) and /Library/Apple/System/Library/PrivateFrameworks/MobileDevice.framework/Versions/A/MobileDevice (0x107bc02c8). One of the two will be used. Which one is undefined.
      objc[95440]: Class AMSupportURLSession is implemented in both /usr/lib/libamsupport.dylib (0x1da8cf180) and /Library/Apple/System/Library/PrivateFrameworks/MobileDevice.framework/Versions/A/MobileDevice (0x107bc0318). One of the two will be used. Which one is undefined.
      ** BUILD FAILED **
  
  
  Xcode's output:
  ↳
      /Users/project/Developer/flutter/.pub-cache/hosted/pub.dartlang.org/flutter_braintree-2.2.0/ios/Classes/FlutterBraintreeDropInPlugin.swift:163:121: warning: expression implicitly coerced from 'String?' to 'Any'
                      flutterResult([&quot;paymentMethodNonce&quot;: buildPaymentNonceDict(nonce: result?.paymentMethod), &quot;deviceData&quot;: deviceData])
                                                                                            ^~~~~~~~~~
      /Users/project/Developer/flutter/.pub-cache/hosted/pub.dartlang.org/flutter_braintree-2.2.0/ios/Classes/FlutterBraintreeDropInPlugin.swift:163:121: note: provide a default value to avoid this warning
                      flutterResult([&quot;paymentMethodNonce&quot;: buildPaymentNonceDict(nonce: result?.paymentMethod), &quot;deviceData&quot;: deviceData])
                                                                                            ^~~~~~~~~~
                                                                                            ?? &lt;#default value#&gt;
      /Users/project/Developer/flutter/.pub-cache/hosted/pub.dartlang.org/flutter_braintree-2.2.0/ios/Classes/FlutterBraintreeDropInPlugin.swift:163:121: note: force-unwrap the value to avoid this warning
                      flutterResult([&quot;paymentMethodNonce&quot;: buildPaymentNonceDict(nonce: result?.paymentMethod), &quot;deviceData&quot;: deviceData])
                                                                                            ^~~~~~~~~~
                                                                                            !
      /Users/project/Developer/flutter/.pub-cache/hosted/pub.dartlang.org/flutter_braintree-2.2.0/ios/Classes/FlutterBraintreeDropInPlugin.swift:163:121: note: explicitly cast to 'Any' with 'as Any' to silence this warning
                      flutterResult([&quot;paymentMethodNonce&quot;: buildPaymentNonceDict(nonce: result?.paymentMethod), &quot;deviceData&quot;: deviceData])
                                                                                            ^~~~~~~~~~
                                                                                            as Any
      Command CompileSwiftSources failed with a nonzero exit code
      /Users/project/Developer/flutter/.pub-cache/hosted/pub.dartlang.org/flutter_braintree-2.2.0/ios/Classes/BaseFlutterBraintreePlugin.swift:3:8: error: could not find module 'Braintree' for target 'arm64-apple-ios-simulator'; found: x86_64-apple-ios-simulator, x86_64, at: /Users/project/Developer/testing_braintree/build/ios/Debug-iphonesimulator/Braintree/Braintree.framework/Modules/Braintree.swiftmodule
      import Braintree
             ^
      /Users/project/Developer/flutter/.pub-cache/hosted/pub.dartlang.org/flutter_braintree-2.2.0/ios/Classes/BaseFlutterBraintreePlugin.swift:3:8: error: could not find module 'Braintree' for target 'arm64-apple-ios-simulator'; found: x86_64-apple-ios-simulator, x86_64, at: /Users/project/Developer/testing_braintree/build/ios/Debug-iphonesimulator/Braintree/Braintree.framework/Modules/Braintree.swiftmodule
      import Braintree
             ^
      /Users/project/Developer/flutter/.pub-cache/hosted/pub.dartlang.org/flutter_braintree-2.2.0/ios/Classes/BaseFlutterBraintreePlugin.swift:3:8: error: could not find module 'Braintree' for target 'arm64-apple-ios-simulator'; found: x86_64-apple-ios-simulator, x86_64, at: /Users/project/Developer/testing_braintree/build/ios/Debug-iphonesimulator/Braintree/Braintree.framework/Modules/Braintree.swiftmodule
      import Braintree
             ^
      note: Using new build system
      note: Planning
      note: Build preparation complete
      note: Building targets in dependency order
  
  Could not build the application for the simulator.
  Error launching application on iPhone 13.
  </code></pre>