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] <[email protected]>

Author: dependabot[bot]

.github/workflows/build.yml

@@ -3,7 +3,7 @@ jobs:
     name: build
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v5
     - uses: hecrj/setup-rust-action@v2
       with:
         rust-version: stable

.github/workflows/test.yml

@@ -6,7 +6,7 @@ jobs:
     runs-on: ubuntu-latest
     needs: build
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v5
     - uses: hecrj/setup-rust-action@v2
     - uses: actions/download-artifact@v5
       with:
@@ -23,7 +23,7 @@ jobs:
     name: cargo fmt --check
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v5
     - uses: hecrj/setup-rust-action@v2
       with: { components: rustfmt }
     - run: cargo fmt -- --check
@@ -32,7 +32,7 @@ jobs:
     name: cargo clippy
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v5
     - uses: hecrj/setup-rust-action@v2
       with: { components: clippy }
     - run: cargo clippy --workspace --all-targets --locked -- -D warnings