fix: add \r\n for separating headers

Author: lfoppiano

data/whirlwind.warc

@@ -16,7 +16,6 @@ robots: checked via crawler-commons 1.5-SNAPSHOT (https://github.com/crawler-com
 format: WARC File Format 1.1
 conformsTo: https://iipc.github.io/warc-specifications/specifications/warc-format/warc-1.1/
 
-
 WARC/1.0
 WARC-Type: request
 WARC-Date: 2024-05-18T01:58:10Z