Swift and other improvements

* Prioritize user's lane over actions (#11786) via Felix Krause
* Make name conflict error message more obvious (#11787) via Felix Krause
* Generate more idomatic screenshots.html file when using screengrab. (#11811) via Niklas Baudy
* Fastlane.swift: Fix default type for Integer parameters (#11793) via Thi
* Fastlane.swift: Changing type of activeDaysLimit to Int to creathe pushcertificates (#11791) via Johannes Boß
* Include contents of BCSymbolMaps directory in dSYM.zip file. (#11771) via Peder Toftegaard Olsen
* Screengrab + snapshot: Also allow h + l for navigating between screenshots. (#11817) via Niklas Baudy
* Fix erroneous success message during setup (#11810) via Patrick Nollet
* Option to upload symbols to Firebase Crashlytics via GoogleService-Info.plist (#11798) via Jonas Rottmann
* changed cert checker to use ruby openssl to generate sha1 fingerprint (#11652) via Cyberbeni
* [match/utils] using ruby openssl instead of terminal version (#11720) via Cyberbeni
* [match] using ruby openssl instead of terminal one (#11641) via Cyberbeni
* pilot - added changelog validation (#11777) via Rishabh Tayal
* Make sure that the local testing docs is the same (#11775) via Iulian Onofrei

* Forcing ASCII for this ASCII encoded certificate (#11770) via Jonathan Arbogast

https://github.com/fastlane/fastlane/releases/tag/2.81.0
