feat(crashlytics): add support for Pigeon. Update iOS to Swift and An…#17467

russellwheatley wants to merge 1 commit intofeat-crashlytics-pigeon-supportfirebase/flutterfire:feat-crashlytics-pigeon-supportfrom

workaround-bridging-headersfirebase/flutterfire:workaround-bridging-headersCopy head branch name to clipboard