build(deps): 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/tools.yml

@@ -53,7 +53,7 @@ jobs:
 
 
         steps:
-            - uses: actions/checkout@v5
+            - uses: actions/checkout@v6
             - uses: actions/setup-python@v6
               with:
                 python-version: '3.10'
@@ -98,7 +98,7 @@ jobs:
     codegen:
       runs-on: ubuntu-latest
       steps:
-        - uses: actions/checkout@v5
+        - uses: actions/checkout@v6
         - run: scripts/update_deps.py --dir ext --no-build
         - run: scripts/generate_source.py --verify ext/Vulkan-Headers/registry/
 
@@ -114,7 +114,7 @@ jobs:
                 os: [ windows-latest ]
 
         steps:
-            - uses: actions/checkout@v5
+            - uses: actions/checkout@v6
             - uses: actions/setup-python@v6
               with:
                 python-version: '3.10'
@@ -142,7 +142,7 @@ jobs:
         runs-on: macos-latest
         if: github.event_name != 'pull_request' || github.event.pull_request.head.repo.full_name != github.event.pull_request.base.repo.full_name
         steps:
-            - uses: actions/checkout@v5
+            - uses: actions/checkout@v6
             - uses: actions/setup-python@v6
               with:
                 python-version: '3.8'
@@ -173,7 +173,7 @@ jobs:
         matrix:
           abi: [ armeabi-v7a, arm64-v8a ]
       steps:
-        - uses: actions/checkout@v5
+        - uses: actions/checkout@v6
         - uses: actions/setup-python@v6
           with:
             python-version: '3.8'
@@ -206,7 +206,7 @@ jobs:
           run:
             shell: bash
         steps:
-          - uses: actions/checkout@v5
+          - uses: actions/checkout@v6
           - name: Setup ccache
             uses: hendrikmuhs/[email protected]
             with:
@@ -232,7 +232,7 @@ jobs:
       if: github.event_name != 'pull_request' || github.event.pull_request.head.repo.full_name != github.event.pull_request.base.repo.full_name
       runs-on: ubuntu-latest
       steps:
-        - uses: actions/checkout@v5
+        - uses: actions/checkout@v6
         - uses: actions/setup-python@v6
           with:
             python-version: '3.10'
@@ -246,5 +246,5 @@ jobs:
       if: github.event_name != 'pull_request' || github.event.pull_request.head.repo.full_name != github.event.pull_request.base.repo.full_name
       runs-on: ubuntu-latest
       steps:
-        - uses: actions/checkout@v5
+        - uses: actions/checkout@v6
         - run: scripts/gn/gn.py