chore: fix NPM publish flow

[jescalada]

Fixes #1334.

What was missing in #1351 is fixing the Node version as shown in the NPM guide sample snippet.

The rc.4 is successfully published on NPM - I added publish on PR for commit 4ebf646 and then removed it.

[netlify]

✅ Deploy Preview for endearing-brigadeiros-63f9d0 canceled.

Name	Link
🔨 Latest commit	33a2a22
🔍 Latest deploy log	https://app.netlify.com/projects/endearing-brigadeiros-63f9d0/deploys/69674f3b0bbd780007569409

[github-actions]

Dependency Review

✅ No vulnerabilities or license issues or OpenSSF Scorecard issues found.

Scanned Files

None

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 80.40%. Comparing base (c655f05) to head (33a2a22).

Additional details and impacted files

@@           Coverage Diff           @@
##             main    #1352   +/-   ##
=======================================
  Coverage   80.40%   80.40%           
=======================================
  Files          65       65           
  Lines        4608     4608           
  Branches      776      776           
=======================================
  Hits         3705     3705           
  Misses        888      888           
  Partials       15       15           

☔ View full report in Codecov by Sentry.
📢 Have feedback on the report? Share it here.

🚀 New features to boost your workflow:

• ❄️ Test Analytics: Detect flaky tests, report on failures, and find test suite problems.
• 📦 JS Bundle Analysis: Save yourself from yourself by tracking and limiting bundle sizes in JS merges.