Bump actions/checkout from 5 to 6 in the actions-updates group

Bumps the actions-updates group with 1 update: [actions/checkout](https://github.com/actions/checkout).


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)

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

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

.github/workflows/basic.yml

@@ -39,7 +39,7 @@ jobs:
                 shell: bash -l {0}
 
         steps:
-        - uses: actions/checkout@v5
+        - uses: actions/checkout@v6
         - name: Setup conda - Python ${{ matrix.python-version }}
           uses: conda-incubator/setup-miniconda@v3
           with:
@@ -114,5 +114,5 @@ jobs:
         if: contains(github.base_ref, 'develop')
         runs-on: ubuntu-latest
         steps:
-        - uses: actions/checkout@v5
+        - uses: actions/checkout@v6
         - uses: crate-ci/typos@v1.40.0

.github/workflows/extra.yml

@@ -41,7 +41,7 @@ jobs:
                 shell: bash -l {0}
 
         steps:
-        - uses: actions/checkout@v5
+        - uses: actions/checkout@v6
         - name: Setup conda - Python ${{ matrix.python-version }}
           uses: conda-incubator/setup-miniconda@v3
           with:
@@ -143,5 +143,5 @@ jobs:
         if: contains(github.base_ref, 'develop')
         runs-on: ubuntu-latest
         steps:
-        - uses: actions/checkout@v5
+        - uses: actions/checkout@v6
         - uses: crate-ci/typos@v1.40.0