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/ci.yml

@@ -6,7 +6,7 @@ jobs:
   lint:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
       - name: LaTeX linter (chktex)
         uses: j2kun/[email protected]
         # Provide this output for context, but don't fail builds
@@ -25,7 +25,7 @@ jobs:
         document: [rulebook, scoresheets]
 
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v5
 
     - name: Take ownership of the checkout directory (Git CVE-2022-24765)
       run: chown --recursive --reference=/ .
@@ -50,7 +50,7 @@ jobs:
       contents: write
     needs: [build]
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v5
       with:
         ref: gh-pages
 

.github/workflows/release.yml

@@ -9,7 +9,7 @@ jobs:
   lint:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
       - name: LaTeX linter (chktex)
         uses: j2kun/[email protected]
         # Provide this output for context, but don't fail builds
@@ -22,7 +22,7 @@ jobs:
     runs-on: ubuntu-latest
     container: texlive/texlive:TL2022-historic
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v5
 
     - name: Take ownership of the checkout directory (Git CVE-2022-24765)
       run: chown --recursive --reference=/ .