Pass gzip_pattern to remote_file constructor correctly

Author: eherot

lib/logstash/inputs/s3/poller.rb

@@ -50,7 +50,7 @@ def retrieve_objects(&block)
       remote_objects.limit(options[:batch_size]).each do |object|
         return if stop?
 
-        block.call(RemoteFile.new(object, @logger, @gzip_pattern))
+        block.call(RemoteFile.new(object, @logger, @options[:gzip_pattern]))
 
         if options[:use_start_after]
           @last_key_fetched = object.key