add descriptive error

Author: theandrewykim

lib/intercom/request.rb

@@ -75,8 +75,8 @@ def execute(target_base_url=nil, username:, secret: nil)
           rescue Intercom::RateLimitExceeded => e
             if @handle_rate_limit
               seconds_to_retry = (@rate_limit_details[:reset_at] - Time.now.utc).ceil
-              if (retries-=1) < 0
-                raise Intercom::RateLimitExceeded.new('armbar from the back')
+              if (retries -= 1) < 0
+                raise Intercom::RateLimitExceeded.new('Rate limit retries exceeded. Please examine current API Usage.')
               else
                 sleep seconds_to_retry unless seconds_to_retry < 0
                 retry