build(deps): 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](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>

.github/workflows/packages.yml

@@ -21,7 +21,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout repos
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
 
       - name: Build sdist
         run: ./scripts/build/build_sdist.sh
@@ -71,7 +71,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout repos
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
 
       - name: Set up QEMU for multi-arch build
         uses: docker/setup-qemu-action@v3
@@ -145,7 +145,7 @@ jobs:
 
     steps:
       - name: Checkout repos
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
 
       - name: Cache libpq build
         uses: actions/cache@v4
@@ -199,7 +199,7 @@ jobs:
         run: rm -rf c:/tools/php C:/Strawberry/c/bin
 
       - name: Checkout repo
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
 
       - name: Start PostgreSQL service for test
         run: |

.github/workflows/tests.yml

@@ -52,7 +52,7 @@ jobs:
           --health-retries 5
 
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
 
       # Can enable to test an unreleased libpq version.
       - name: install libpq 16