chore(deps): update actions/checkout action to v7

Author: renovate[bot]

.github/workflows/ci.yaml

@@ -15,7 +15,7 @@ jobs:
       pull-requests: write
     steps:
       - name: checkout
-        uses: actions/checkout@v6
+        uses: actions/checkout@v7
 
       - uses: actions/setup-node@v6
         with:
@@ -40,7 +40,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: checkout
-        uses: actions/checkout@v6
+        uses: actions/checkout@v7
 
       - uses: actions/setup-node@v6
         with:

.github/workflows/docker.yaml

@@ -20,7 +20,7 @@ jobs:
     runs-on: ${{ matrix.os }}
     steps:
       - name: Check out
-        uses: actions/checkout@v6
+        uses: actions/checkout@v7
 
       - name: Login to GitHub Container Registry
         uses: docker/login-action@5e57cd118135c172c3672efd75eb46360885c0ef # v3.6.0