ci: bump npm publish jobs to Node 24 (npm@latest EBADENGINE) (#66)

Author: pgrayy

.github/workflows/release.yml

@@ -759,7 +759,7 @@ jobs:
       # No checkout/build — publish the exact tarball node-pack uploaded.
       - uses: actions/setup-node@v6
         with:
-          node-version: "20"
+          node-version: "24"
           registry-url: "https://registry.npmjs.org"
 
       - name: Update npm to latest
@@ -795,7 +795,7 @@ jobs:
     steps:
       - uses: actions/setup-node@v6
         with:
-          node-version: "20"
+          node-version: "24"
           registry-url: "https://registry.npmjs.org"
 
       - name: Update npm to latest