Bump actions/checkout from 3 to 4

Bumps [actions/checkout](https://github.com/actions/checkout) from 3 to 4.
- [Release notes](https://github.com/actions/checkout/releases)
- [Changelog](https://github.com/actions/checkout/blob/main/CHANGELOG.md)
- [Commits](actions/checkout@v3...v4)

---
updated-dependencies:
- dependency-name: actions/checkout
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <[email protected]>

.github/workflows/check-links.yml

@@ -7,7 +7,7 @@ jobs:
   check-links:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - uses: gaurav-nelson/github-action-markdown-link-check@v1
         with:
           use-quiet-mode: 'yes'

.github/workflows/ci.yml

@@ -6,13 +6,13 @@ jobs:
   qa:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - uses: pre-commit/[email protected]
 
   check-links:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - uses: gaurav-nelson/github-action-markdown-link-check@v1
         name: Check links in markdown files
         with:
@@ -35,7 +35,7 @@ jobs:
             python-version: "3.11"
 
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
 
     - uses: conda-incubator/setup-miniconda@v2
       with:
@@ -82,7 +82,7 @@ jobs:
     needs: test
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - name: Build docs
         uses: ammaraskar/sphinx-action@master
         with:

.github/workflows/deploy.yml

@@ -8,7 +8,7 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
     - name: Get history and tags for SCM versioning to work
       if: startsWith(github.ref, 'refs/tags') != true
       run: |