chore(deps): update actions/checkout action to v6

Author: renovate[bot]

.github/workflows/build-phar-release.yml

@@ -25,7 +25,7 @@ jobs:
       GPG_KEYS_ENCRYPTED: ".github/phar/keys.asc.gpg"
     steps:
       - name: 📦 Check out the codebase
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
 
       - name: 🛠️ Setup PHP
         uses: shivammathur/setup-php@2.33.0

.github/workflows/coding-standards.yml

@@ -19,7 +19,7 @@ jobs:
       pull-requests: read
     steps:
       - name: 📦 Check out the codebase
-        uses: actions/checkout@v4.3.1
+        uses: actions/checkout@v6.0.2
 
       - name: 🧐 Lint commits using "commitlint"
         uses: wagoid/commitlint-github-action@v6.0.2
@@ -40,7 +40,7 @@ jobs:
       pull-requests: read
     steps:
       - name: 📦 Check out the codebase
-        uses: actions/checkout@v4.3.1
+        uses: actions/checkout@v6.0.2
 
       - name: 🧐 Lint YAML files
         uses: ibiqlik/action-yamllint@v3.1.1
@@ -57,7 +57,7 @@ jobs:
       group: markdown-linting-${{ github.workflow }}-${{ github.event.pull_request.number || github.ref }}
     steps:
       - name: 📦 Check out the codebase
-        uses: actions/checkout@v4.3.1
+        uses: actions/checkout@v6.0.2
 
       - name: 🧐 Lint Markdown files
         uses: DavidAnson/markdownlint-cli2-action@v16.0.0
@@ -94,7 +94,7 @@ jobs:
           tools: phive
 
       - name: 📦 Check out the codebase
-        uses: actions/checkout@v4.3.1
+        uses: actions/checkout@v6.0.2
 
       - name: 🛠️ Setup problem matchers
         run: |
@@ -158,7 +158,7 @@ jobs:
           coverage: none
 
       - name: 📦 Check out the codebase
-        uses: actions/checkout@v4.3.1
+        uses: actions/checkout@v6.0.2
 
       - name: 🛠️ Setup problem matchers
         run: |

.github/workflows/dependency-analysis.yml

@@ -41,7 +41,7 @@ jobs:
 
     steps:
       - name: 📦 Check out the codebase
-        uses: actions/checkout@v4.3.1
+        uses: actions/checkout@v6.0.2
 
       - name: 🛠️ Setup PHP
         uses: shivammathur/setup-php@2.33.0

.github/workflows/refactoring.yml

@@ -31,7 +31,7 @@ jobs:
           - locked
     steps:
       - name: 📦 Check out the codebase
-        uses: actions/checkout@v4.3.1
+        uses: actions/checkout@v6.0.2
 
       - name: 🛠️ Setup PHP
         uses: shivammathur/setup-php@2.33.0

.github/workflows/security-analysis.yml

@@ -28,7 +28,7 @@ jobs:
           - locked
     steps:
       - name: 📦 Check out the codebase
-        uses: actions/checkout@v4.3.1
+        uses: actions/checkout@v6.0.2
 
       - name: 🛠️ Setup PHP
         uses: shivammathur/setup-php@2.33.0

.github/workflows/static-analysis.yml

@@ -44,7 +44,7 @@ jobs:
           - locked
     steps:
       - name: 📦 Check out the codebase
-        uses: actions/checkout@v4.3.1
+        uses: actions/checkout@v6.0.2
 
       - name: 🛠️ Setup PHP
         uses: shivammathur/setup-php@2.33.0
@@ -95,7 +95,7 @@ jobs:
           - locked
     steps:
       - name: 📦 Check out the codebase
-        uses: actions/checkout@v4.3.1
+        uses: actions/checkout@v6.0.2
 
       - name: 🛠️ Setup PHP
         uses: shivammathur/setup-php@2.33.0

.github/workflows/testing.yml

@@ -28,7 +28,7 @@ jobs:
           - locked
     steps:
       - name: 📦 Check out the codebase
-        uses: actions/checkout@v4.3.1
+        uses: actions/checkout@v6.0.2
 
       - name: 🛠️ Setup PHP
         uses: shivammathur/setup-php@2.33.0
@@ -92,7 +92,7 @@ jobs:
           - highest
     steps:
       - name: 📦 Check out the codebase
-        uses: actions/checkout@v4.3.1
+        uses: actions/checkout@v6.0.2
 
       - name: 🛠️ Setup PHP
         uses: shivammathur/setup-php@2.33.0
@@ -149,7 +149,7 @@ jobs:
           - locked
     steps:
       - name: 📦 Check out the codebase
-        uses: actions/checkout@v4.3.1
+        uses: actions/checkout@v6.0.2
 
       - name: 🛠️ Setup PHP
         uses: shivammathur/setup-php@2.33.0
@@ -206,7 +206,7 @@ jobs:
           - locked
     steps:
       - name: 📦 Check out the codebase
-        uses: actions/checkout@v4.3.1
+        uses: actions/checkout@v6.0.2
 
       - name: 🛠️ Setup PHP
         uses: shivammathur/setup-php@2.33.0