Cleanup Node.js CI

Author: cclauss

.github/workflows/nodejs.yml

@@ -9,18 +9,16 @@ jobs:
  steps:
  - uses: actions/checkout@v2
  - name: Use Node.js ${{ matrix.node-version }}
- uses: actions/setup-node@v1
+ uses: actions/setup-node@v2
  with:
  node-version: ${{ matrix.node-version }}
  - name: npm install, build, and test
  run: |
  npm install doctest standard --save-dev
- npx doctest **/*.js || true # TODO: error: Line 1: Unexpected token >>
+ npx doctest **/*.js
  npx standard
  npm ci
  npm run build --if-present
- # TODO: Remove the next line when #539 is fixed.
- rm Linear-Algebra/test/test.js String/LevenshteinDistance.test.js
  npm test
  env:
  CI: true