build(deps): bump actions/checkout from 4 to 6

.github/workflows/docs.yml

@@ -28,7 +28,7 @@ jobs:
       group: ${{ github.workflow }}-${{ github.ref }}
     steps:
       - name: Checkout repository and submodules
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
         with:
           submodules: recursive
 

.github/workflows/license.yml

@@ -19,6 +19,6 @@ jobs:
   test:
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v6
     - name: REUSE Compliance Check
       uses: fsfe/reuse-action@v2

.github/workflows/mega-linter.yml

@@ -43,7 +43,7 @@ jobs:
       pull-requests: write
     steps:
       - name: Checkout code
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
         with:
           # Full git history is needed to get a proper
           # list of changed files within `super-linter`

.github/workflows/snyk-security.yml

@@ -49,7 +49,7 @@ jobs:
       actions: read # only required for a private repository by upload-sarif
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
       - name: Set up Snyk CLI to check for security issues
         # Snyk can be used to break the build when it detects security issues
         # In this case we want to upload SAST issues to "GitHub Code Scanning"