chore(deps): bump the actions group across 1 directory with 2 updates

Bumps the actions group with 2 updates in the / directory: [actions/checkout](https://github.com/actions/checkout) and [actions/setup-node](https://github.com/actions/setup-node).


Updates `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)

Updates `actions/setup-node` from 5 to 6
- [Release notes](https://github.com/actions/setup-node/releases)
- [Commits](actions/setup-node@v5...v6)

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

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

.github/workflows/code-style.yml

@@ -12,7 +12,7 @@ jobs:
   build:
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v5
+    - uses: actions/checkout@v6
     - name: Setup .NET Core
       uses: actions/setup-dotnet@v5
       with:

.github/workflows/nuget-package-tests.yml

@@ -17,7 +17,7 @@ jobs:
       matrix:
         os: [windows-latest, ubuntu-latest, macos-latest]
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - name: Setup .NET Core
         uses: actions/setup-dotnet@v5
         with:

.github/workflows/publish_docker.yml

@@ -15,7 +15,7 @@ jobs:
       contents: read    # This is required for actions/checkout to succeed
     environment: Docker
     steps:
-    - uses: actions/checkout@v5
+    - uses: actions/checkout@v6
     - name: Azure login
       uses: azure/login@v2
       with:

.github/workflows/test_docker.yml

@@ -26,7 +26,7 @@ jobs:
         flavor: [jammy, noble]
         runs-on: [ubuntu-24.04, ubuntu-24.04-arm]
     steps:
-    - uses: actions/checkout@v5
+    - uses: actions/checkout@v6
     - name: Setup .NET Core
       uses: actions/setup-dotnet@v5
       with:

.github/workflows/tests.yml

@@ -21,7 +21,7 @@ jobs:
         browser: [chromium, firefox, webkit]
         os: [windows-latest, ubuntu-latest, macos-latest]
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - name: Setup .NET Core
         uses: actions/setup-dotnet@v5
         with:

.github/workflows/tests_harness.yml

@@ -16,12 +16,12 @@ jobs:
     runs-on: ubuntu-latest
     timeout-minutes: 45
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - name: Setup .NET Core
         uses: actions/setup-dotnet@v5
         with:
           dotnet-version: 8.0.x
-      - uses: actions/setup-node@v5
+      - uses: actions/setup-node@v6
         with:
           node-version: 22
       - name: Install prerequisites and download drivers

.github/workflows/validate-nuget-packages.yml

@@ -12,7 +12,7 @@ jobs:
   build:
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v5
+    - uses: actions/checkout@v6
     - name: Setup .NET Core
       uses: actions/setup-dotnet@v5
       with: