Bump actions/checkout from 4 to 5 (#4418)

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>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

.github/workflows/cffconvert.yml

@@ -11,7 +11,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Check out a copy of the repository
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
 
       - name: Check whether the citation metadata from CITATION.cff is valid
         uses: citation-file-format/cffconvert-github-action@2.0.0

.github/workflows/ci.yml

@@ -27,7 +27,7 @@ jobs:
 
     steps:
       - name: Checkout the repository
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
 
       - name: Setup Python ${{ matrix.python }}
         uses: actions/setup-python@v6

.github/workflows/codeql.yml

@@ -24,7 +24,7 @@ jobs:
 
     steps:
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
 
       - name: Initialize CodeQL
         uses: github/codeql-action/init@v3

.github/workflows/python-publish.yml

@@ -13,7 +13,7 @@ jobs:
       id-token: write
 
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v5
 
     - name: Set up Python 3.13
       uses: actions/setup-python@v6

.github/workflows/release-publish-documentation.yml

@@ -9,7 +9,7 @@ jobs:
   build-and-publish-htmldocs:
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v5
 
     - name: Set up Python
       uses: actions/setup-python@v6