⬆️ Actions: Bump actions/checkout from 4 to 6 (#588)

⬆️ Actions: Bump actions/checkout from 4 to 6

Bumps [actions/checkout](https://github.com/actions/checkout) from 4 to 6.
- [Release notes](https://github.com/actions/checkout/releases)
- [Changelog](https://github.com/actions/checkout/blob/main/CHANGELOG.md)
- [Commits](actions/checkout@v4...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>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

.github/workflows/build-and-test.yml

@@ -12,7 +12,7 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v6
 
     - name: Cache
       uses: actions/cache@v4

.github/workflows/codeql.yml

@@ -14,7 +14,7 @@ jobs:
 
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
 
       - name: Install .NET SDK
         uses: actions/setup-dotnet@v4

.github/workflows/meta-test.yml

@@ -13,7 +13,7 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v6
 
     - name: Cache
       uses: actions/cache@v4

.github/workflows/package.yml

@@ -12,7 +12,7 @@ jobs:
     name: Publish to NuGet.org
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
 
       - uses: nuget/setup-nuget@v2
         with:

.github/workflows/publish-log4brains.yml

@@ -10,7 +10,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
         with:
           persist-credentials: false # required by JamesIves/github-pages-deploy-action
           fetch-depth: 0 # required by Log4brains to work correctly (needs the whole Git history)

.github/workflows/update-settings.yml

@@ -16,7 +16,7 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
 
       # If this is a PR, dry-run the PR and watch for errors
       - name: Dry-run settings in the PR
@@ -30,7 +30,7 @@ jobs:
       # Explicitly checkout main branch to ensure production settings are reset
       - name: Switch to main for production settings
         if: github.event_name == 'pull_request'
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
         with:
           ref: main