class Restforce::Middleware::Caching

See https://github.com/restforce/restforce/blob/a08b9d6c5e277bd7111ffa7ed50465dd49c05fab/lib/restforce/middleware/caching.rb.
before we switched away from the `faraday_middleware` gem.
Taken from `Restforce::Middleware::Caching` implementation

def use_cache?
  @options[:use_cache]
end