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/build.yml

@@ -33,7 +33,7 @@ jobs:
             echo "RELEASE_TYPE=debug" >> $GITHUB_OUTPUT
           fi
           echo "VERSION=$REF" >> $GITHUB_OUTPUT
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - uses: actions/setup-python@v6
         with:
           python-version: ${{ env.PYTHON }}

.github/workflows/codeqa.yml

@@ -25,10 +25,10 @@ jobs:
       PYTHON: "3.12"
       QMM_CI: true
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
         with:
           path: qMM
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
         with:
           repository: innoxia/liliths-throne-public
           path: lilith

.github/workflows/precommit.yml

@@ -23,7 +23,7 @@ jobs:
         python-version: ["3.12"]
 
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - name: Cache pre-commit envs
         uses: actions/cache@v4
         env: