net/v2ray: Update to 4.23.2

• Add REQUIRE: LOGIN to the rc script
• Switch to the default test target defined in Mk/go.mk

Changelog:

https://github.com/v2ray/v2ray-core/compare/v4.20.0...v4.23.2

PR: 246894
Submitted by: Yanhui Shen <shen.elf@gmail.com> (maintainer)
Reviewed by: koobs
Approved by: koobs (ports, mentor)
Differential Revision: https://reviews.freebsd.org/D25087