Bump actions/checkout from 4 to 5

Bumps [actions/checkout](https://github.com/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
...

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

Author: dependabot[bot]

.github/workflows/ci.yml

@@ -70,7 +70,7 @@ jobs:
     env:
       MIX_ENV: test
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
       - uses: erlef/setup-beam@v1
         with:
           otp-version: ${{matrix.otp}}
@@ -148,7 +148,7 @@ jobs:
       - name: Set git to use original line ending
         run: |
           git config --global core.autocrlf false
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
       - uses: erlef/setup-beam@v1
         with:
           otp-version: ${{matrix.otp}}
@@ -170,7 +170,7 @@ jobs:
           - elixir: 1.18.x
             otp: 27.x
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
       - uses: erlef/setup-beam@v1
         with:
           otp-version: ${{matrix.otp}}