🎩 What? Why?

Puffing billy is still failing in occasional test runs. This is an attempt for a further fix it based on the stack trace. There's been already a few attempts before (see the related issues).

Example test run that failed:
https://github.com/decidim/decidim/runs/2370653474?check_suite_focus=true

Stack trace from the failed spec:

An error occurred in an `after(:suite)` hook.
Failure/Error: Socket.unpack_sockaddr_in(EM.get_sockname(@signature)).first

RuntimeError:
  eventmachine not initialized: evma_get_sockname
# /home/runner/work/decidim/decidim/decidim-dev/lib/decidim/dev/test/rspec_support/puffing_billy.rb:39:in `stop'
# ------------------
# --- Caused by: ---
# Timeout::Error:
#   execution expired
#   /home/runner/work/decidim/decidim/decidim-dev/lib/decidim/dev/test/rspec_support/puffing_billy.rb:39:in `stop'

📌 Related Issues

• Related to Fix puffing-billy timeout error when stopping the event machine #7672, Fix an issue with puffing-billy event machine not running #7364

📋 Checklist

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• ❓ CONSIDER adding a unit test if your PR resolves an issue.
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