www/rubygem-cgi: Update to 0.3.5

Changes: https://github.com/ruby/cgi/compare/v0.3.3...v0.3.5
PR: 267976
Approved by: maintainer timeout
MFH: 2022Q4
Security: 84ab03b6-6c20-11ed-b519-080027f5fec9

(cherry picked from commit bda12e6602d1b7c019263be96a4e0673890b73dc)