Bug fixes

* [supply] Improve check_superseded_tracks(#10927) via Marcelo Oliveira
* [supply] Add filename of Feature Graphic in output (#11283) via Luke Williams
* [build_ios_app] Use correct sdk name in build_ios_app docs (#11282) via Rob Moorman
* [snapshot] Expose the swift snapshot class to Objective-C (#11291) via Cédric Luthi
* [slack] Option to fail on errors posting slack notification (#11281) via Dan Cohn
* [produce] add missing app services (#11159) via Marius Rackwitz
* [Fastlane.swift] Fix missing return type for more actions (#11293) via Thi
* [Fastlane.swift] Fix gitBranch() has no return type (#11277) via Thi
* [Fastlane.swift] When generating Swift files, add new line to end of file (#11261) via Joshua Liebowitz
* [get_build_number] Fix missing return type (#11269) via Joshua Liebowitz
* [danger] Add option to run on a specific pull request (#11263) via Dan Cohn
* [fastlane core] Non-macOS platform: always return empty string as xcode_path (#11265) via Jan Piotrowski
* [release] Deploying fastlane should bump and commit fastlane swift files (#11289) via Joshua Liebowitz
* [release] Choose find syntax depending on OS (no find -E on Ubuntu) (#11264) via Jan Piotrowski
* [metrics] Fix app_id detection for swift projects (#11288) via Joshua Liebowitz
* [metrics] Default to unknown when app id is not available (#11285) via David Ohayon

https://github.com/fastlane/fastlane/releases/tag/2.70.2
