4.0.0rc2

What's Changed

• release 4.0.0rc1 by @gaborbernat in #2559
• Update code block template by @hugovk in #2570
• Bump pypa/gh-action-pypi-publish from 1.5.1 to 1.5.2 by @dependabot in #2573
• Avoid recreation of virtualenv due to symlinks by @ssbarnea in #2574
• Add missing build test dependency by @ssbarnea in #2577
• Support for recursive extras by @gaborbernat in #2579
• Do not set COLUMNS or LINES if already set by user by @gaborbernat in #2580
• Allow replacing keys with - in INI config by @gaborbernat in #2581
• Use devpi-process instead rolling our own by @gaborbernat in #2582
• Remove link to gitter by @jugmac00 in #2584
• Update bug report template by @jugmac00 in #2585
• Support - prefix for commands exit code ignore by @gaborbernat in #2586
• Ensure paths constructed by tox stay meaningful by @gaborbernat in #2587
• Ensure only one tox environment operates on a packaging environment by @gaborbernat in #2588
• Fallback to editable-legacy if the build backend does not have build_editable by @gaborbernat in #2590
• Do not pull in Python 2 as dependency by @gaborbernat in #2589

Full Changelog: 4.0.0rc1...4.0.0rc2