Bump actions/checkout from 5 to 6 (#31)

Author: dependabot[bot]

.github/workflows/test-check-base-images.yml

@@ -8,7 +8,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
 
       - name: Test scripts
         run: ./check-base-images/test_scripts.sh

.github/workflows/test-check-redhat-service-status.yml

@@ -8,7 +8,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
 
       - name: Run check-redhat-service-status composite action
         uses: ./check-redhat-service-status

.github/workflows/test-download-hz-dist.yml

@@ -13,7 +13,7 @@ jobs:
           - hazelcast-enterprise
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
 
       - name: Download "${{ matrix.distribution }}"
         uses: ./download-hz-dist

.github/workflows/test-get-hz-versions.yml

@@ -8,7 +8,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
 
       - name: Run get-hz-versions composite action
         id: hz_versions

.github/workflows/test-get-supported-jdks.yml

@@ -8,7 +8,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
 
       - name: Test scripts
         run: ./get-supported-jdks/test_scripts.sh

.github/workflows/test-resolve-editions.yml

@@ -8,7 +8,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
 
       - name: Test scripts
         run: ./resolve-editions/test_scripts.sh

.github/workflows/test-slack-notification.yml

@@ -8,7 +8,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
 
       - name: Run action
         uses: ./slack-notification

.github/workflows/test.yml

@@ -8,7 +8,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
 
   test-check-base-images:
     uses: ./.github/workflows/test-check-base-images.yml