build(deps): bump actions/checkout from 6 to 7 (#94)

Bumps [actions/checkout](https://github.com/actions/checkout) from 6 to 7.
- [Release notes](https://github.com/actions/checkout/releases)
- [Changelog](https://github.com/actions/checkout/blob/main/CHANGELOG.md)
- [Commits](actions/checkout@v6...v7)

---
updated-dependencies:
- dependency-name: actions/checkout
  dependency-version: '7'
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: Eduardo Rodrigues <eduardo.rodrigues@cern.ch>

Author: dependabot[bot]

.github/workflows/deploy.yml

@@ -25,7 +25,7 @@ jobs:
         shell: bash -l {0}
     steps:
       - name: Check out repo
-        uses: actions/checkout@v6
+        uses: actions/checkout@v7
       - name: Get conda
         uses: conda-incubator/setup-miniconda@v4
         with: