Update actions/checkout action to v6

Author: solrbot

.github/workflows/bin-solr-test.yml

@@ -22,7 +22,7 @@ jobs:
 
     steps:
     - name: Checkout code
-      uses: actions/checkout@v5
+      uses: actions/checkout@v6
 
     - uses: ./.github/actions/prepare-for-build
 

.github/workflows/dependency-graph-submission.yml

@@ -11,7 +11,7 @@ jobs:
   dependency-submission:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
 
       - uses: actions/setup-java@v5
         with:

.github/workflows/docker-test.yml

@@ -24,7 +24,7 @@ jobs:
 
     steps:
     - name: Checkout code
-      uses: actions/checkout@v5
+      uses: actions/checkout@v6
 
     - uses: ./.github/actions/prepare-for-build
 

.github/workflows/gradle-extraction-check.yml

@@ -20,7 +20,7 @@ jobs:
 
     steps:
       - name: Checkout code
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
 
       - uses: ./.github/actions/prepare-for-build
 

.github/workflows/gradle-precommit.yml

@@ -17,7 +17,7 @@ jobs:
 
     steps:
     - name: Checkout code
-      uses: actions/checkout@v5
+      uses: actions/checkout@v6
 
     - uses: ./.github/actions/prepare-for-build
 

.github/workflows/renovate-changelog.yml

@@ -22,7 +22,7 @@ jobs:
 
     steps:
       - name: Checkout PR branch
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
         with:
           ref: ${{ github.event.pull_request.head.ref }}
           repository: ${{ github.event.pull_request.head.repo.full_name }}

.github/workflows/solrj-test.yml

@@ -20,7 +20,7 @@ jobs:
 
     steps:
     - name: Checkout code
-      uses: actions/checkout@v5
+      uses: actions/checkout@v6
 
     - uses: ./.github/actions/prepare-for-build
 

.github/workflows/validate-changelog.yml

@@ -14,7 +14,7 @@ jobs:
 
     steps:
     - name: Checkout code
-      uses: actions/checkout@v5
+      uses: actions/checkout@v6
       with:
         fetch-depth: 0