[Dependencies] update dep.s in order to fix vulnerabilities

[rozek]

running npm install reveals a number of potential security concerns

37 vulnerabilities (10 moderate, 22 high, 5 critical)

To address issues that do not require attention, run:
  npm audit fix

To address all issues (including breaking changes), run:
  npm audit fix --force

Run `npm audit` for details.

I'm too new to _hyperscript that I could try to deal with these myself right now, but if you have a spare minute....