Update action-publish.yml to nodejs 20 too

Author: mareknovotny

.github/workflows/action-publish.yml

@@ -11,13 +11,13 @@ jobs:
   build:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v1
-      - uses: actions/setup-node@v1
+      - uses: actions/checkout@v4
+      - uses: actions/setup-node@v4
         with:
-          node-version: 14
+          node-version: 20
           registry-url: https://registry.npmjs.org/
       - run: yarn
       - run: yarn publish --access public
         working-directory: packages/action/      
         env:
-          NODE_AUTH_TOKEN: ${{secrets.NPM_TOKEN}}
+          NODE_AUTH_TOKEN: ${{secrets.NPM_TOKEN}}