chore(ci-cd): used Node lts/hydrogen version

[YuryShkoda]

Intent

• Use the same Node version in all CI/CD workflows.

Implementation

• Used lts/hydrogen in .github/workflows/generateDocs.yml and .github/workflows/npmpublish.yml.

Checks

No PR (that involves a non-trivial code change) should be merged, unless all items below are confirmed! If an urgent fix is needed - use a tar file.

• [x] All sasjs-cli unit tests are passing (npm test).
• (CI Runs this) All sasjs-tests are passing. If you want to run it manually (instructions available here).
• [ ] Data Controller builds and is functional on both SAS 9 and Viya

[github-actions[bot]]

Coverage report

Total coverage

Status	Category	Percentage	Covered / Total
🟡	Statements	62.55%	2008/3210
🔴	Branches	44.1%	725/1644
🔴	Functions	53.49%	299/559
🟡	Lines	71.63%	3332/4652

Status of coverage: 🟢 - ok, 🟡 - slightly more than threshold, 🔴 - under the threshold

Report generated by 🧪jest coverage report action from 716cc513ff5a4fca80a5fa39e400059570cc0642