Merge pull request #9 from craftscat/dependabot/github_actions/action…

…s/checkout-4

Bump actions/checkout from 3 to 4

.github/workflows/ci.yaml

@@ -16,7 +16,7 @@ jobs:
         os: [ubuntu, macos]
         ruby: ['2.6', '2.7', '3.0', '3.1', '3.2']
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - name: Set up Ruby ${{ matrix.ruby }}
         uses: ruby/setup-ruby@v1
         with:
@@ -31,7 +31,7 @@ jobs:
     name: Linting with RuboCop
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
         with:
           fetch-depth: 0
       - name: Set up Ruby 2.6
@@ -46,7 +46,7 @@ jobs:
     name: Type checking with Steep
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
     - name: Set up Ruby 3
       uses: ruby/setup-ruby@v1
       with: