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/codeql.yml

@@ -52,7 +52,7 @@ jobs:
         # your codebase is analyzed, see https://docs.github.com/en/code-security/code-scanning/creating-an-advanced-setup-for-code-scanning/codeql-code-scanning-for-compiled-languages
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
 
       # Add any setup steps before running the `github/codeql-action/init` action.
       # This includes steps like installing compilers or runtimes (`actions/setup-node`

.github/workflows/codespell.yaml

@@ -17,6 +17,6 @@ jobs:
 
     steps:
       - name: Checkout
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
       - name: Codespell
         uses: codespell-project/actions-codespell@v2

.github/workflows/coverage.yml

@@ -14,7 +14,7 @@ jobs:
 
     steps:
       - name: Check out the code
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
       - name: Set up with Node.js LTS
         uses: actions/setup-node@v6
         with:

.github/workflows/deploy-pages.yml

@@ -23,7 +23,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout main branch
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
 
       - name: Set up Node.js
         uses: actions/setup-node@v6

.github/workflows/publish.yml

@@ -10,7 +10,7 @@ jobs:
       contents: read
       id-token: write
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       # Setup .npmrc file to publish to npm
       - uses: actions/setup-node@v6
         with:

.github/workflows/test-types.yml

@@ -15,7 +15,7 @@ jobs:
         node-version: [22.x, lts/*]
 
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
 
       - name: Use Node.js ${{ matrix.node-version }}
         uses: actions/setup-node@v6

.github/workflows/tests.yml

@@ -19,7 +19,7 @@ jobs:
 
     steps:
       - name: Check out the code
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
       - name: Set up with Node.js ${{ matrix.node-version }}
         uses: actions/setup-node@v6
         with:
@@ -42,7 +42,7 @@ jobs:
 
     steps:
       - name: Check out the code
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
       - name: Set up with Node.js ${{ matrix.node-version }}
         uses: actions/setup-node@v6
         with:
@@ -65,7 +65,7 @@ jobs:
 
     steps:
       - name: Check out the code
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
       - name: Set up with Node.js ${{ matrix.node-version }}
         uses: actions/setup-node@v6
         with: