net-im/dissent: Update 0.0.30 → 0.0.32, take maintainership, improve port

Port changes:

• Switch to GO_MODULE instead of GitHub because fetch of a file from GH is failed.
• Pet port{clippy,fmt,lint}.
• Submitter becomes maintainer.

ChangeLogs:
https://github.com/diamondburned/dissent/releases/tag/v0.0.31
https://github.com/diamondburned/dissent/releases/tag/v0.0.32

PR: 284323