Bump actions/checkout from 2 to 4 (#61)

Bumps [actions/checkout](https://github.com/actions/checkout) from 2 to 4.
- [Release notes](https://github.com/actions/checkout/releases)
- [Changelog](https://github.com/actions/checkout/blob/main/CHANGELOG.md)
- [Commits](actions/checkout@v2...v4)

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

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

.github/workflows/test.yml

@@ -30,7 +30,7 @@ jobs:
       head-commit-message: ${{ steps.get_head_commit_message.outputs.headCommitMsg }}
     steps:
       - name: Get repo
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
         with:
           ref: ${{ github.event.pull_request.head.sha }}
       - name: Print head git commit message
@@ -40,7 +40,7 @@ jobs:
   download-test-data:
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
       with:
         fetch-depth: 0
     - uses: actions/cache@v3
@@ -71,7 +71,7 @@ jobs:
   build:
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
       with:
         fetch-depth: 0
     - uses: actions/setup-python@v5
@@ -137,7 +137,7 @@ jobs:
       matrix:
         python-version: ['3.8', '3.9', '3.10', '3.11', '3.12']
     steps:
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v4
       name: Set up Python ${{ matrix.python-version }}
     - uses: actions/setup-python@v5
       with:
@@ -175,7 +175,7 @@ jobs:
     runs-on: ubuntu-latest
     needs: [download-test-data, check_skip_flags]
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - name: Build the Docker image
         run: |
           user_name="bids"