Bump actions/checkout from 1 to 4

Bumps [actions/checkout](https://github.com/actions/checkout) from 1 to 4.
- [Release notes](https://github.com/actions/checkout/releases)
- [Changelog](https://github.com/actions/checkout/blob/main/CHANGELOG.md)
- [Commits](actions/checkout@v1...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>

.github/workflows/build-0.4.x.x.yml

@@ -18,7 +18,7 @@ jobs:
         python_version: ['3.7', '3.8', '3.9', '3.10']
     steps:
     # Checks-out your repository under $GITHUB_WORKSPACE, so your job can access it
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v4
     - name: Setup Python ${{matrix.python_version}}
       uses: actions/setup-python@v2
       with:
@@ -45,7 +45,7 @@ jobs:
         uses: actions/setup-node@v2-beta
         with:
           node-version: 11.x
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v4
       - name: Install npm dependencies
         run: |
           pushd ext-res/tests
@@ -74,7 +74,7 @@ jobs:
       failure_rate_python_3_10: ${{steps.pytest.outputs.failure_rate_3_10}}
     needs: [build, turn-on-env]
     steps:
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v4
     - name: Setup Python ${{matrix.python_version}}
       uses: actions/setup-python@v2
       with:
@@ -157,7 +157,7 @@ jobs:
         uses: actions/setup-node@v2-beta
         with:
           node-version: 11.x
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v4
       - name: Install npm dependencies
         run: |
           pushd ext-res/tests
@@ -218,7 +218,7 @@ jobs:
     needs: [release_checks]
     if: ${{ success() }}
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v4
       - name: Setup Python 3.10
         uses: actions/setup-python@v2
         with:

.github/workflows/build-dev.yml

@@ -16,7 +16,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
     # Checks-out your repository under $GITHUB_WORKSPACE, so your job can access it
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v4
     - name: Setup Python 3.9
       uses: actions/setup-python@v2
       with:
@@ -58,7 +58,7 @@ jobs:
     outputs:
       failure_rate: ${{steps.pytest.outputs.failure_rate}}
     steps:
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v4
     - name: Setup Python 3.9
       uses: actions/setup-python@v2
       with:
@@ -143,7 +143,7 @@ jobs:
     # Only publish release if the failure rate is < 10 %
     if: needs.test.outputs.failure_rate < 10
     steps:
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v4
     - name: Calculate Version
       id: tag
       run: |

.github/workflows/docs.yml

@@ -13,7 +13,7 @@ jobs:
         uses: actions/setup-python@v2
         with:
           python-version: 3.7
-      - uses: actions/checkout@v1
+      - uses: actions/checkout@v4
       - uses: ammaraskar/sphinx-action@master
         with:
           docs-folder: "docs/"