expo: Submitting iOS app through `eas submit` is failing because of a fastlane pilot error

Summary

Whenever we try to submit an app through eas submit -p ios its failing. Only started recently in the last hour.

What platform(s) does this occur on?

iOS

SDK Version

48

Environment

expo-env-info 1.0.5 environment info: System: OS: macOS 13.2 Shell: 5.8.1 - /bin/zsh Binaries: Node: 16.17.0 - /usr/local/bin/node Yarn: 1.22.19 - /usr/local/bin/yarn npm: 8.15.0 - /usr/local/bin/npm Watchman: 2023.01.23.00 - /opt/homebrew/bin/watchman IDEs: Android Studio: 2022.1 AI-221.6008.13.2211.9619390 Xcode: /undefined - /usr/bin/xcodebuild npmPackages: babel-preset-expo: ^9.3.0 => 9.3.1 expo: ^48.0.0 => 48.0.9 react: 18.2.0 => 18.2.0 react-dom: 18.2.0 => 18.2.0 react-native: 0.71.6 => 0.71.6 react-native-web: ~0.18.11 => 0.18.12 npmGlobalPackages: eas-cli: 3.10.2 expo-cli: 6.1.0 Expo Workflow: managed

Minimal reproducible example

I dont think its an app specific problem. Whenever we submit the iOS app, the following error is displayed:

Starting the submit process
Downloading archive
Preparing artifact
Verifying archive
Creating ascApiJsonKey.json file with ASC credentials
Submitting iOS app to TestFlight...
Submitting the app with fastlane pilot
undefined method `split' for nil:NilClass
-------------------
--- Step: pilot ---
-------------------
Creating authorization token for App Store Connect API
Ready to upload new build to TestFlight (App: 1501364694)...
undefined method `split' for nil:NilClass
[stderr] 
[!] Error detecting currently used Xcode installation, please ensure that you have Xcode installed and set it using `sudo xcode-select -s [path]`
Fastlane pilot failed
fastlane exited with non-zero code: 1
Failed to submit the app
We couldn't figure out what went wrong. See logs to learn more.