chore: bump actions/checkout from 5 to 6

Bumps [actions/checkout](https://github.com/actions/checkout) from 5 to 6.
- [Release notes](https://github.com/actions/checkout/releases)
- [Changelog](https://github.com/actions/checkout/blob/main/CHANGELOG.md)
- [Commits](actions/checkout@v5...v6)

---
updated-dependencies:
- dependency-name: actions/checkout
  dependency-version: '6'
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

.github/workflows/build.yml

@@ -25,7 +25,7 @@ jobs:
             FREEBSD_ID: freebsd15
 
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - name: Setup FreeBSD build VM
         run: |
           /usr/local/bin/VBoxManage controlvm ${{ matrix.FREEBSD_VERSION }} poweroff || true
@@ -60,7 +60,7 @@ jobs:
           - PFSENSE_VERSION: pfSense-2.8.1-RELEASE
             FREEBSD_ID: freebsd15
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - uses: actions/download-artifact@v6
         with:
           name: pfSense-pkg-RESTAPI-${{ env.BUILD_VERSION }}-${{ matrix.FREEBSD_ID }}.pkg
@@ -110,7 +110,7 @@ jobs:
           - PFSENSE_VERSION: pfSense-2.8.1-RELEASE
             FREEBSD_ID: freebsd15
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - uses: actions/download-artifact@v6
         with:
           name: openapi-${{ matrix.PFSENSE_VERSION }}.json
@@ -140,7 +140,7 @@ jobs:
             FREEBSD_ID: freebsd15
 
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
 
       - uses: actions/download-artifact@v6
         with:

.github/workflows/quality.yml

@@ -5,7 +5,7 @@ jobs:
   check_prettier:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - uses: actions/setup-node@v6
         with:
           node-version: 20
@@ -17,7 +17,7 @@ jobs:
   check_black:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - uses: psf/black@stable
 
   lint_php:
@@ -27,7 +27,7 @@ jobs:
       matrix:
         PHP_VERSION: ["8.2"]
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - name: "Setup PHP ${{ matrix.PHP_VERSION }}"
         uses: shivammathur/setup-php@v2
         with:
@@ -46,7 +46,7 @@ jobs:
       matrix:
         PYTHON_VERSION: ["3.10", "3.11"]
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - name: Set up Python ${{ matrix.PYTHON_VERSION }}
         uses: actions/setup-python@v6
         with:
@@ -62,7 +62,7 @@ jobs:
     runs-on: ubuntu-latest
     needs: ["lint_php"]
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - name: Check phpdoc build
         run: |
           wget https://phpdoc.org/phpDocumentor.phar -O phpdoc

.github/workflows/release.yml

@@ -38,7 +38,7 @@ jobs:
             PFSENSE_VERSION: "25.07.1"
 
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
 
       - name: Setup FreeBSD build VM
         run: |
@@ -72,7 +72,7 @@ jobs:
     runs-on: self-hosted
     needs: [release_pkg]
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
 
       - uses: actions/download-artifact@v6
         with:
@@ -129,7 +129,7 @@ jobs:
       name: github-pages
       url: ${{ steps.deployment.outputs.page_url }}
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
 
       - name: Setup Pages
         uses: actions/configure-pages@v5.0.0