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] <[email protected]>

Author: dependabot[bot]

.github/workflows/ci.yml

@@ -14,7 +14,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
     - name: Checkout code
-      uses: actions/checkout@v5
+      uses: actions/checkout@v6
     - name: Check and output correct matrix
       id: output_data
       run: |
@@ -44,7 +44,7 @@ jobs:
     runs-on: ${{ matrix.os }}
     steps:
     - name: Checkout code
-      uses: actions/checkout@v5
+      uses: actions/checkout@v6
     - name: Install Swift
       uses: swift-actions/[email protected]
     - name: Run tests
@@ -80,7 +80,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout code
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
       - name: Install Swift
         uses: swift-actions/[email protected]
       - name: Install SwiftLint

.github/workflows/coverage-comment.yml

@@ -13,7 +13,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout code
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
       - name: 'Download artifacts'
         uses: actions/[email protected]
         with:

.github/workflows/docs.yml

@@ -10,7 +10,7 @@ jobs:
     runs-on: macOS-latest
     steps:
     - name: Checkout code
-      uses: actions/checkout@v5
+      uses: actions/checkout@v6
     - name: Install Jazzy
       run: sudo gem install jazzy
     - name: Generate documentation

.github/workflows/label-sync.yml

@@ -13,7 +13,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout code
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
       - name: Update Labels
         uses: micnncim/[email protected]
         env:

.github/workflows/swift-dependency-updater.yml

@@ -20,15 +20,15 @@ jobs:
         app_id: ${{ secrets.APP_ID }} # These two secrets need to be added
         private_key: ${{ secrets.APP_PRIVATE_KEY }} # to your repository settings
     - name: Checkout code
-      uses: actions/checkout@v5
+      uses: actions/checkout@v6
       with:
         path: repo
         fetch-depth: 0 # Fetching the whole repo is required to check if branches already exist
         token: ${{ steps.generate_token.outputs.token }} # Checkout repo pre-configured with right token
     - name: Install Swift
       uses: swift-actions/[email protected]
     - name: Checkout swift-dependency-updater
-      uses: actions/checkout@v5
+      uses: actions/checkout@v6
       with:
         repository: Nef10/swift-dependency-updater
         path: swift-dependency-updater