fix: use node 20 for semantic-release

Author: dominique-pfister

.github/workflows/semantic-release.yaml

@@ -10,10 +10,10 @@ jobs:
     if: "!contains(github.event.head_commit.message, '[skip ci]')"
     steps:
       - uses: actions/checkout@692973e3d937129bcbf40652eb9f2f61becf3332 # v4
-      - name: Use Node.js 18.x
+      - name: Use Node.js 20.x
         uses: actions/setup-node@v4
         with:
-          node-version: '18.x'
+          node-version: '20.x'
       - run: npm -g install npm
       - run: npm install
       - run: npm test