www/squid: Update to 5.7

ReleaseNotes: http://www.squid-cache.org/Versions/v5/squid-5.7-RELEASENOTES.html
PR: 266625
Approved by: maintainer
MFH: 2022Q4
Security: f9ada0b5-3d80-11ed-9330-080027f5fec9

(cherry picked from commit 41c0968d55c2cec994a547313dd0c97e5d7decd6)