ci: bump actions/checkout from 6 to 7

.github/workflows/build.yaml

@@ -28,7 +28,7 @@ jobs:
       contents: read
 
     steps:
-      - uses: actions/checkout@v6
+      - uses: actions/checkout@v7
 
       - uses: actions/setup-java@v5
         with:
@@ -55,7 +55,7 @@ jobs:
       contents: read
 
     steps:
-      - uses: actions/checkout@v6
+      - uses: actions/checkout@v7
 
       - uses: actions/setup-java@v5
         with:

.github/workflows/publish.yaml

@@ -68,13 +68,13 @@ jobs:
 
     steps:
       - name: Checkout CI files
-        uses: actions/checkout@v6
+        uses: actions/checkout@v7
         with:
           sparse-checkout: .github/actions
           sparse-checkout-cone-mode: false
 
       - name: Checkout version file
-        uses: actions/checkout@v6
+        uses: actions/checkout@v7
         with:
           ref: ${{ inputs.ref || github.ref }}
           sparse-checkout: gradle.properties

.github/workflows/test-actions.yaml

@@ -37,7 +37,7 @@ jobs:
 
     steps:
       - name: Checkout action
-        uses: actions/checkout@v6
+        uses: actions/checkout@v7
         with:
           path: setup-publisher
           sparse-checkout: |