ci: bump actions/checkout and actions/setup-node to v7

Author: mbaumgartl

.github/workflows/ci.yml

@@ -12,9 +12,9 @@ jobs:
       matrix:
         node: ['18', '20', '22', '24']
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v7
       - name: Setup node ${{ matrix.node }}
-        uses: actions/setup-node@v4
+        uses: actions/setup-node@v7
         with:
           node-version: ${{ matrix.node }}
       - run: npm install