RF-21864 Continue sending events to Sentry synchronously after Sentry 4.1 update
RF-21864 Continue sending events to Sentry synchronously after Sentry 4.1 update

https://github.com/getsentry/sentry-ruby/blob/0e268090667d226120b33955d7a535ceab8e696a/sentry-ruby/CHANGELOG.md#events-are-sent-asynchronously

rainforestapp/queue_classic_plus,rainforestapp/queue_classic_plus