Homebrew/homebrew — pull request #28751 by asaph (2014-04-27 04:17:45+00:00)
Title: dos2unix remove patch that was for 6.0.4

According to @jiefoxi's comment, the patch is only relevant for version 6.0.4.
https://github.com/Homebrew/homebrew/pull/28647#issuecomment-41487843