update node:net to enable mongodb and mysql usage

[anonrig]

Co-authored-by: @vicb

This enables the usage of mongodb and mysql in workerd. mysql package is still not supported but this unblocks several errors.

[wrangler:inf] GET / 200 OK (436ms)
before mongo
listDocuments
Connected to MongoDB
Documents:
{
  _id: new ObjectId('6787f5abdbedb3f0a155db7d'),
  name: 'Alice',
  age: 30
}
{ _id: new ObjectId('6787f5abdbedb3f0a155db7e'), name: 'Bob', age: 25 }
{
  _id: new ObjectId('6787f5abdbedb3f0a155db7f'),
  name: 'Charlie',
  age: 35
}
finally
after mongo
[wrangler:inf] GET /favicon.ico 200 OK (87ms)

[jasnell]

LGTM with the test added back and revised.