remove git version check from check_version.rb
remove git version check from check_version.rb

NewAmsterdamLabs/stripe-ios,fbernardo/stripe-ios,fbernardo/stripe-ios,stripe/stripe-ios,stripe/stripe-ios,fbernardo/stripe-ios,stripe/stripe-ios,fbernardo/stripe-ios,stripe/stripe-ios,stripe/stripe-ios,NewAmsterdamLabs/stripe-ios,NewAmsterdamLabs/stripe-ios,NewAmsterdamLabs/stripe-ios,stripe/stripe-ios