Integrate the following vendor patches as published on

• correct a race condition related to the Set-Cookie header
• correct the FTP parser with regards to the EPLF format (squid bug #1252)
• correct FTP listing output when the URL was requested without a trailing slash (squid bug #1253)
• make ACL configuration errors fatal (squid bug #1255)

PR: ports/78446
Submitted by: Thomas-Martin Seck <tmseck@netcologne.de> (maintainer)