Bump actions/checkout from 3 to 4 (#101)

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

Author: dependabot[bot]

.github/workflows/ci-format.yml

@@ -15,7 +15,7 @@ jobs:
     name: Format
     runs-on: ubuntu-22.04
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - uses: actions/setup-python@v4
         with:
           python-version: '3.10'

.github/workflows/ci-ros-lint.yml

@@ -11,7 +11,7 @@ jobs:
       matrix:
           linter: [copyright, lint_cmake]
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
     - uses: ros-tooling/[email protected]
     - uses: ros-tooling/[email protected]
       with:

.github/workflows/prerelease.yml

@@ -20,7 +20,7 @@ jobs:
       BASEDIR: ${{ github.workspace }}/.work
       CACHE_PREFIX: ${{ matrix.ROS_DISTRO }}-${{ matrix.ROS_REPO }}
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       # The target directory cache doesn't include the source directory because
       # that comes from the checkout.  See "prepare target_ws for cache" task below
       - name: cache target_ws

.github/workflows/reusable_ici.yml

@@ -38,10 +38,10 @@ jobs:
     steps:
       - name: Checkout ${{ inputs.ref }} when build is not scheduled
         if: ${{ github.event_name != 'schedule' }}
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
       - name: Checkout ${{ inputs.ref }} on scheduled build
         if: ${{ github.event_name == 'schedule' }}
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
         with:
           ref: ${{ inputs.ref_for_scheduled_build }}
       - run: docker network create --subnet=192.168.56.0/24 ursim_net

.github/workflows/update-ci.yml

@@ -14,7 +14,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       # Setup pre-commit
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - uses: actions/setup-python@v4
         with:
           python-version: 3.10.4