ci: reference node lts to avoid need to bump in october

Author: consideRatio

.github/workflows/publish.yaml

@@ -41,7 +41,7 @@ jobs:
       - uses: actions/setup-node@v4
         with:
           cache: yarn
-          node-version: 20.x
+          node-version: "lts/*"
           registry-url: https://registry.npmjs.org
           cache-dependency-path: labextension/yarn.lock
 
@@ -121,7 +121,7 @@ jobs:
       # actions/setup-node creates an .npmrc file that references NODE_AUTH_TOKEN
       - uses: actions/setup-node@v4
         with:
-          node-version: 18.x
+          node-version: "lts/*"
           registry-url: https://registry.npmjs.org
 
       - name: Download artifacts from build

.github/workflows/test.yaml

@@ -45,7 +45,7 @@ jobs:
       - uses: actions/setup-node@v4
         with:
           cache: yarn
-          node-version: 20.x
+          node-version: "lts/*"
           registry-url: https://registry.npmjs.org
           cache-dependency-path: labextension/yarn.lock