Bump actions/checkout from 4 to 5 in the actions-deps group

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


Updates `actions/checkout` from 4 to 5
- [Release notes](https://github.com/actions/checkout/releases)
- [Changelog](https://github.com/actions/checkout/blob/main/CHANGELOG.md)
- [Commits](actions/checkout@v4...v5)

---
updated-dependencies:
- dependency-name: actions/checkout
  dependency-version: '5'
  dependency-type: direct:production
  update-type: version-update:semver-major
  dependency-group: actions-deps
...

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

Author: dependabot[bot]

.github/workflows/ci.yml

@@ -13,7 +13,7 @@ jobs:
       id-token: write
       contents: read
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
       - uses: DeterminateSystems/flake-checker-action@main
         with:
           fail-mode: true
@@ -31,7 +31,7 @@ jobs:
     permissions:
       contents: write
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
       - uses: DeterminateSystems/nix-installer-action@main
         with:
           determinate: true

.github/workflows/deploy.yml

@@ -12,7 +12,7 @@ jobs:
       id-token: write
       contents: read
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
       - uses: DeterminateSystems/nix-installer-action@main
         with:
           determinate: true

.github/workflows/update-flake-lock.yaml

@@ -14,7 +14,7 @@ jobs:
       pull-requests: write
       issues: write
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
       - uses: DeterminateSystems/nix-installer-action@main
         with:
           determinate: true