Bump actions/checkout from 5 to 6 (#103)

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] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

.github/workflows/auto-create-pull-request.yml

@@ -17,7 +17,7 @@ jobs:
     runs-on: ubuntu-24.04-arm
     steps:
       - name: Checkout
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
         with:
           fetch-depth: 0
           fetch-tags: true
@@ -36,7 +36,7 @@ jobs:
     needs: [lint]
     steps:
       - name: Checkout
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
         with:
           fetch-depth: 0
           fetch-tags: true
@@ -74,7 +74,7 @@ jobs:
     runs-on: ubuntu-24.04-arm
     steps:
       - name: Checkout
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
         with:
           fetch-depth: 0
           fetch-tags: true

.github/workflows/auto-create-release.yml

@@ -18,7 +18,7 @@ jobs:
     runs-on: ubuntu-24.04-arm
     steps:
       - name: Checkout
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
         with:
           fetch-depth: 0
           fetch-tags: true

.github/workflows/cron-check-dependencies.yml

@@ -15,7 +15,7 @@ jobs:
     runs-on: ubuntu-24.04-arm
     steps:
       - name: Checkout
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
         with:
           fetch-depth: 0
           fetch-tags: true

.github/workflows/manual-update-version.yml

@@ -28,7 +28,7 @@ jobs:
     runs-on: ubuntu-24.04-arm
     steps:
       - name: Checkout
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
         with:
           fetch-depth: 0
           fetch-tags: true