Bump actions/checkout from 2 to 4 (#1143)

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/check_changelog.yml

@@ -18,7 +18,7 @@ jobs:
       !contains(github.event.pull_request.labels.*.name, 'dependencies') &&
       !contains(github.event.pull_request.labels.*.name, 'automation')
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - name: Check that CHANGELOG is touched
         run: |
           git fetch origin ${{ github.base_ref }} --depth 1 && \

.github/workflows/ci.yml

@@ -21,7 +21,7 @@ jobs:
       STACK: heroku-${{ matrix.stack_number }}
     steps:
       - name: Checkout
-        uses: actions/checkout@v2
+        uses: actions/checkout@v4
       - name: Unit tests on heroku:${{ matrix.stack_number }}-build
         run: test/unit
 
@@ -36,7 +36,7 @@ jobs:
       STACK: heroku-${{ matrix.stack_number }}
     steps:
       - name: Checkout
-        uses: actions/checkout@v2
+        uses: actions/checkout@v4
       - name: Functional tests on heroku:${{ matrix.stack_number }}-build
         run: test/run
 
@@ -48,7 +48,7 @@ jobs:
       HATCHET_EXPENSIVE_MODE: "1"
     steps:
       - name: Checkout
-        uses: actions/checkout@v2
+        uses: actions/checkout@v4
       - name: Install Ruby and gems
         uses: ruby/setup-ruby@v1
         with:

.github/workflows/hatchet_app_cleaner.yml

@@ -19,7 +19,7 @@ jobs:
       HEROKU_DISABLE_AUTOUPDATE: 1
     steps:
       - name: Checkout
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
       - name: Install Ruby and dependencies
         uses: ruby/setup-ruby@v1
         with:

.github/workflows/inventory.yml

@@ -10,7 +10,7 @@ jobs:
     runs-on: pub-hk-ubuntu-22.04-small
     steps:
       - name: Checkout Repo
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
       - name: Install Rust Toolchain
         uses: actions-rs/toolchain@v1
         with:
@@ -50,7 +50,7 @@ jobs:
     runs-on: pub-hk-ubuntu-22.04-small
     steps:
       - name: Checkout Repo
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
       - id: install-rust-toolchain
         name: Install Rust Toolchain
         uses: actions-rs/toolchain@v1