Bump actions/checkout from 4 to 5 (#44)

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](https://github.com/actions/checkout/compare/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>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

.github/workflows/codecov.yml

@@ -16,7 +16,7 @@ jobs:
   codedov:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
       - uses: taiki-e/install-action@cargo-llvm-cov
       - run: cargo llvm-cov --all-features --lcov --output-path lcov.info
         env:

.github/workflows/deny.yml

@@ -12,5 +12,5 @@ jobs:
   cargo-deny:
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v5
     - uses: EmbarkStudios/cargo-deny-action@v2

.github/workflows/rust.yml

@@ -18,7 +18,7 @@ jobs:
         with:
           access_token: ${{ github.token }}
       - name: Checkout Sources
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
       - name: Install Toolchain
         uses: actions-rs/toolchain@v1
         with:
@@ -39,7 +39,7 @@ jobs:
         with:
           access_token: ${{ github.token }}
       - name: Checkout Sources
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
       - name: Install Toolchain
         uses: actions-rs/toolchain@v1
         with:
@@ -69,7 +69,7 @@ jobs:
         with:
           access_token: ${{ github.token }}
       - name: Checkout Sources
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
       - name: Install Toolchain
         uses: actions-rs/toolchain@v1
         with: