Merge PR #1: bump actions/checkout from 4 to 7

Author: ajsb85

.github/workflows/ci.yml

@@ -25,7 +25,7 @@ jobs:
         # declared minimum SDK (pubspec `environment: sdk`).
         sdk: [stable, "3.5.0"]
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v7
       - uses: dart-lang/setup-dart@v1
         with:
           sdk: ${{ matrix.sdk }}
@@ -49,7 +49,7 @@ jobs:
     name: pub.dev score (pana)
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v7
       - uses: dart-lang/setup-dart@v1
       - name: Install dependencies
         run: dart pub get