* Test against typescript@5.0
* Default to Node.js 20
* Upgrade XO
* Add reporter logs for Node.js 20
* Update dev dependencies
* Reduce timeouts in reporter tests
This may cause CI failures especially on Windows, but we do waste a lot of time with these tests.
* Inline slash dependency
We need it available in CJS but the package is now ESM only. It's more bothersome to remember to not upgrade the dependency than to inline it.
* Update dependencies
* Rebuild lockfile
* Use latest Codecov action
784ca4c381