Bump actions/checkout from 6 to 7

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>

Author: dependabot[bot]

.github/workflows/lint.yml

@@ -17,7 +17,7 @@ jobs:
     env:
       BUNDLE_WITHOUT: ruby_shadow:packaging
     steps:
-      - uses: actions/checkout@v6
+      - uses: actions/checkout@v7
       - uses: ruby/setup-ruby@v1
         with:
           ruby-version: 3.4
@@ -30,7 +30,7 @@ jobs:
   spellcheck:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v6
+      - uses: actions/checkout@v7
       - run: |
           curl --location 'https://raw.githubusercontent.com/chef/chef_dictionary/main/chef.txt' --output chef_dictionary.txt
       - uses: streetsidesoftware/cspell-action@v8.4.0
@@ -40,7 +40,7 @@ jobs:
     name: Check if all files end in newline
     steps:
       - name: Checkout
-        uses: actions/checkout@v6
+        uses: actions/checkout@v7
       - name: Linelint
         uses: fernandrone/linelint@master
         id: linelint