GH Actions: Bump actions/checkout from 5 to 6

.github/workflows/composer-diff.yml

@@ -9,7 +9,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
         with:
           fetch-depth: 0 # Required to make it possible to compare with PR base branch
 

.github/workflows/cs.yml

@@ -22,7 +22,7 @@ jobs:
 
     steps:
       - name: Checkout code
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
 
       - name: Install PHP
         uses: shivammathur/setup-php@v2

.github/workflows/deploy.yml

@@ -11,7 +11,7 @@ jobs:
     steps:
       # Checkout the code
       - name: Checkout code
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
       # Optional: if we add a build step to the plugin, we can run it here.
       # Deploy the plugin to WordPress.org
       - name: WordPress plugin deploy

.github/workflows/lint.yml

@@ -32,7 +32,7 @@ jobs:
 
     steps:
       - name: Checkout code
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
 
       - name: Install PHP
         uses: shivammathur/setup-php@v2

.github/workflows/phpstan.yml

@@ -18,7 +18,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
 
       - name: Setup PHP
         uses: shivammathur/setup-php@v2

.github/workflows/playground.yml

@@ -12,7 +12,7 @@ jobs:
       actions: read
 
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
 
       # Prepare a folder named exactly like the repo as the plugin root.
       # If the repo already has such a folder (common for WP plugins), use it.

.github/workflows/plugin-check.yml

@@ -8,7 +8,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
         - name: Checkout
-          uses: actions/checkout@v5
+          uses: actions/checkout@v6
 
         - name: Setup PHP
           uses: shivammathur/setup-php@v2

.github/workflows/sbom.yml

@@ -9,7 +9,7 @@ jobs:
   build_artifact:
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v5
+    - uses: actions/checkout@v6
       with:
         token: ${{ secrets.GITHUB_TOKEN }}
         fetch-depth: 0

.github/workflows/security.yml

@@ -26,7 +26,7 @@ jobs:
 
     steps:
       - name: Checkout code
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
 
       # This action checks the `composer.lock` file against known security vulnerabilities in the dependencies.
       # https://github.com/marketplace/actions/the-php-security-checker

.github/workflows/test.yml

@@ -53,7 +53,7 @@ jobs:
 
     steps:
       - name: Checkout code
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
 
       - name: Install PHP
         uses: shivammathur/setup-php@v2