fastlane: iPad Pro not available for Snapshot

New Issue Checklist

• Updated fastlane to the latest version
• I have read the Contribution Guidelines

Issue Description

When using snapshot, I can’t specify the iPad Pro in a way that snapshot understands. Possibly related to #1675

Complete output when running fastlane, including the stack trace and command used

$ bundle exec snapshot
[21:48:36]: Error setting value '["iPad Pro (12.9-inch)"]' for option 'devices'

Looking for related GitHub issues on fastlane/fastlane...

➡️   Failed to build gem native extension.
   https://github.com/fastlane/fastlane/issues/6 [closed] 0 💬
   16 Jan 2015


[!] Device 'iPad Pro (12.9-inch)' not in list of available simulators 'iPhone 5, iPhone 5s, iPhone 6, iPhone 6 Plus, iPhone 6s, iPhone 6s Plus, iPhone SE, iPad Retina, iPad Air, iPad Air 2'

Configuration Files

Please copy the complete content of your Fastfile and any other configuration files you use below:

Snapfile:

# A list of devices you want to take the screenshots from
devices([
  # "iPhone 6",
  # "iPhone 6 Plus",
  # "iPhone 5",
  # "iPhone 4s",
  # "iPad Retina",
  "iPad Pro (12.9-inch)"
])

languages([
  "en-US",
  # "fr-Fr",
  # "it",
  # "zh-Hans",
  # "zh-Hant",
])

ENV["FASTLANE_SNAPSHOT"] = "1"

# The name of the scheme which contains the UI Tests
scheme "Screenshots"

configuration "Debug"

clear_previous_screenshots true

# Choose which project/workspace to use
# project "./Project.xcodeproj"
# workspace "./Project.xcworkspace"

# For more information about all available options run
# snapshot --help

Environment

fastlane version (run fastlane -v): fastlane 1.99.0

Do you use bundler to execute fastlane (i.e. bundle exec fastlane)? Yes

Do you use a Ruby environment manager (e.g. chruby, rbenv, rvm)? Yes (rvm)