Update actions/checkout action to v7 (#205)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

.github/workflows/docker.yml

@@ -27,7 +27,7 @@ jobs:
           repo-token: ${{ secrets.GITHUB_TOKEN }}
           allowed-conclusions: success
       - name: Checkout
-        uses: actions/checkout@v6
+        uses: actions/checkout@v7
       - uses: gradle/wrapper-validation-action@v3
       - name: Login to GitHub Packages
         uses: docker/login-action@v4

.github/workflows/publish.yml

@@ -13,7 +13,7 @@ jobs:
       packages: write
 
     steps:
-      - uses: actions/checkout@v6.0.3
+      - uses: actions/checkout@v7.0.0
       - uses: gradle/actions/wrapper-validation@v6
       - name: Set up JDK
         uses: actions/setup-java@v5

.github/workflows/verify.yml

@@ -14,7 +14,7 @@ jobs:
     name: "Verify Gradle"
 
     steps:
-      - uses: actions/checkout@v6.0.3
+      - uses: actions/checkout@v7.0.0
       - uses: gradle/actions/wrapper-validation@v6
       - name: Set up JDK
         uses: actions/setup-java@v5