Update to actions/checkout@v4

This fixes:

> The following actions uses node12 which is deprecated and will be forced to
> run on node16: actions/checkout@v2. For more info:
> https://github.blog/changelog/2023-06-13-github-actions-all-actions-will-run-on-node16-instead-of-node12-by-default/

Signed-off-by: Tim Düsterhus <tim@tideways-gmbh.com>

.github/workflows/changelog_verifier.yml

@@ -8,7 +8,7 @@ jobs:
   verify-changelog:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
         with:
           token: ${{ secrets.GITHUB_TOKEN }}
           ref: ${{ github.event.pull_request.head.sha }}

.github/workflows/dependabot_pr.yml

@@ -25,7 +25,7 @@ jobs:
           installation_id: 22958780
 
       - name: Check out code
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
         with:
           token: ${{ steps.github_app_token.outputs.token }}
 
@@ -41,4 +41,4 @@ jobs:
           branch: ${{ github.head_ref }}
           commit_user_name: dependabot[bot]
           commit_user_email: support@github.com
-          commit_options: '--signoff'
+          commit_options: '--signoff'

.github/workflows/links.yml

@@ -13,7 +13,7 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - name: lychee Link Checker
         id: lychee
         uses: lycheeverse/lychee-action@v1

.github/workflows/release.yml

@@ -13,7 +13,7 @@ jobs:
         issues: write
         contents: write
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
 
       - id: get_data
         run: echo "approvers=$(cat .github/CODEOWNERS | grep @ | tr -d '* ' | sed 's/@/,/g' | sed 's/,//1')" >> $GITHUB_OUTPUT

.github/workflows/test.yml

@@ -12,7 +12,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: Use PHP 8.2
         uses: shivammathur/setup-php@v2
@@ -35,7 +35,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: Use PHP 8.2
         uses: shivammathur/setup-php@v2
@@ -68,7 +68,7 @@ jobs:
 
     steps:
       - name: Checkout
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: Use PHP 8.2
         uses: shivammathur/setup-php@v2
@@ -113,7 +113,7 @@ jobs:
           - windows-latest
     steps:
     - name: Checkout
-      uses: actions/checkout@v3
+      uses: actions/checkout@v4
 
     - name: Use PHP ${{ matrix.php-version }}
       uses: shivammathur/setup-php@v2
@@ -151,7 +151,7 @@ jobs:
 
     steps:
     - name: Checkout
-      uses: actions/checkout@v3
+      uses: actions/checkout@v4
 
     - name: Use PHP 8.2
       uses: shivammathur/setup-php@v2
@@ -210,7 +210,7 @@ jobs:
 
     steps:
     - name: Checkout
-      uses: actions/checkout@v3
+      uses: actions/checkout@v4
 
     - name: Use PHP 8.2
       uses: shivammathur/setup-php@v2
@@ -258,7 +258,7 @@ jobs:
 
     steps:
     - name: Checkout
-      uses: actions/checkout@v3
+      uses: actions/checkout@v4
 
     - name: Use PHP 8.2
       uses: shivammathur/setup-php@v2

.github/workflows/test_unreleased.yml

@@ -17,7 +17,7 @@ jobs:
         opensearch_ref: [ '1.x', '2.x', 'main' ]
     steps:
       - name: Checkout PHP Client
-        uses: actions/checkout@v2
+        uses: actions/checkout@v4
 
       - name: Use PHP 8.2
         uses: shivammathur/setup-php@v2
@@ -32,7 +32,7 @@ jobs:
           composer install --prefer-dist
 
       - name: Checkout OpenSearch
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
         with:
           repository: opensearch-project/OpenSearch
           ref: ${{ matrix.opensearch_ref }}