doc: adjusting formatting when printing

- reduces page margins
- removes emphasis from links
- hides expandable history items
- removes horizontal scrollbar from bottom of print output
- reduce stability rectangle sizes
- shrink headlines slightly
- hide ToC (as it's unclickable when printed)

Ref: https://thomashunter.name/nodejs-documentation-pdf

PR-URL: https://github.com/nodejs/node/pull/24325


Reviewed-By: Rich Trott <rtrott@gmail.com>
Reviewed-By: Bryan English <bryan@bryanenglish.com>