🌱 Update Github Actions group to 20.19.0

| datasource      | package               | from    | to      |
| --------------- | --------------------- | ------- | ------- |
| github-releases | actions/node-versions | 18.20.7 | 20.19.0 |

Author: cluster-stack-bot[bot]

.github/workflows/pr-verify.yaml

@@ -31,7 +31,7 @@ jobs:
 
       - uses: actions/setup-node@1d0ff469b7ec7b3cb9d8673fde0c81c44821de2a # v4
         with:
-          node-version: "18"
+          node-version: "20"
       - name: Install renovate
         run: npm i -g renovate@35.54.0 # TODO update this via renovatebot