ci: don't test EoL node versions 14, 16

Author: nihalgonsalves

.github/workflows/publish.yml

@@ -38,7 +38,7 @@ jobs:
           fetch-depth: 0
       - uses: actions/setup-node@v3
         with:
-          node-version: 18
+          node-version: 20
           registry-url: 'https://registry.npmjs.org'
           cache: 'npm'
       - run: npm ci

.github/workflows/test.yml

@@ -27,17 +27,3 @@ jobs:
         run: |
           node -v
           npm run test
-      - uses: actions/setup-node@v3
-        with:
-          node-version: 16
-      - name: Test on Node 16
-        run: |
-          node -v
-          npm run test
-      - uses: actions/setup-node@v3
-        with:
-          node-version: 14
-      - name: Test on Node 14
-        run: |
-          node -v
-          npm run test