build: Native demo editor supports Xcode 14

[dcalhoun]

What?

Address a native Demo editor build error when using Xcode 14 to build to a physical device.

[...]/packages/react-native-editor/ios/Pods/Pods.xcodeproj: error: Signing for "WordPress-Aztec-iOS-WordPress-Aztec-iOS" requires a development team. Select a development team in the Signing & Capabilities editor. (in target 'WordPress-Aztec-iOS-WordPress-Aztec-iOS' from project 'Pods')
[...]/packages/react-native-editor/ios/Pods/Pods.xcodeproj: error: Signing for "React-Core-AccessibilityResources" requires a development team. Select a development team in the Signing & Capabilities editor. (in target 'React-Core-AccessibilityResources' from project 'Pods')

Why?

The native Demo editor fails to build using Xcode 14.

How?

Apply a suggested workaround for the Xcode 14 build error.

Testing Instructions

1. Check out trunk branch.
2. cd packages/react-native-editor/ios/
3. rm -rf Pods/
4. bundle exec pod install
5. Build the native Demo editor to a physical device with Xcode 14.
6. Note the build error occurs.
7. Check out this PR branch.
8. cd packages/react-native-editor/ios/
9. rm -rf Pods/
10. bundle exec pod install
11. Build the native Demo editor to a physical device with Xcode 14.
12. Verify the error does not occur.

Screenshots or screencast

n/a

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[geriux]

LGTM! I've followed the steps and now I'm able to run the demo app on my device without any issues 🚀 Nice work!