chore(deps): bump actions/checkout from 3 to 4 (#634)

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

.github/workflows/release_gem.yml

@@ -25,7 +25,7 @@ jobs:
   release:
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
       with:
         fetch-depth: 0
     - id: release-gem

.github/workflows/reproduce_issue.yml

@@ -16,5 +16,5 @@ jobs:
   run:
     runs-on: "ubuntu-latest"
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - run: docker compose -f docker-compose-issue-repro.yml up --abort-on-container-exit --exit-code-from repro-issue

.github/workflows/test.yml

@@ -19,7 +19,7 @@ jobs:
     env:
       OAS_COVERAGE_CHECK_ENABLED: "true"
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - uses: ruby/setup-ruby@v1
         with:
           ruby-version: ${{ matrix.ruby_version }}
@@ -34,21 +34,21 @@ jobs:
       matrix:
         postgres_docker_image_tag: ["15", "14", "9.6"]
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - run: script/test/run-rake-on-docker-compose-postgres.sh
         env:
           POSTGRES_DOCKER_IMAGE_TAG: ${{ matrix.postgres_docker_image_tag }}
   mysql:
     if: "!contains(github.event.head_commit.message, '[ci-skip]')"
     runs-on: "ubuntu-latest"
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - run: script/test/run-rake-on-docker-compose-mysql.sh
   rubocop:
     if: "!contains(github.event.head_commit.message, '[ci-skip]')"
     runs-on: "ubuntu-latest"
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - uses: ruby/setup-ruby@v1
         with:
           bundler-cache: true
@@ -57,7 +57,7 @@ jobs:
     if: "!contains(github.event.head_commit.message, '[ci-skip]')"
     runs-on: "ubuntu-latest"
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - uses: ruby/setup-ruby@v1
         with:
           bundler-cache: true
@@ -69,7 +69,7 @@ jobs:
     if: "!contains(github.event.head_commit.message, '[ci-skip]')"
     runs-on: "ubuntu-latest"
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - uses: ruby/setup-ruby@v1
         with:
           bundler-cache: true