Let's browserify node:test for any env or Node version

[zm-cttae-archive]

• https://github.com/nodejs/node/blob/v19.6.0/lib/test.js
• https://github.com/nodejs/node/tree/v19.6.0/lib/internal/test/
• https://github.com/nodejs/node/tree/v19.6.0/lib/internal/test_runner/

[goto-bus-stop]

would like this but it's probably a significant effort! note that browserify's shims are all maintained separately so anyone could develop this and we could include it in browserify if it gets close enough to node core's implementation.