ci: run publish in node 20 (#16348)

Author: sapphi-red

.github/workflows/publish.yml

@@ -23,10 +23,10 @@ jobs:
       - name: Install pnpm
         uses: pnpm/[email protected]
 
-      - name: Set node version to 18
+      - name: Set node version to 20
         uses: actions/setup-node@v4
         with:
-          node-version: 18
+          node-version: 20
           registry-url: https://registry.npmjs.org/
           cache: "pnpm"