fix(deps): bump actions/checkout from 2.3.4 to 2.4.0

Bumps [actions/checkout](https://github.com/actions/checkout) from 2.3.4 to 2.4.0.
- [Release notes](https://github.com/actions/checkout/releases)
- [Changelog](https://github.com/actions/checkout/blob/main/CHANGELOG.md)
- [Commits](actions/checkout@v2.3.4...v2.4.0)

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

Signed-off-by: dependabot[bot] <support@github.com>

.github/workflows/release.yml

@@ -11,7 +11,7 @@ jobs:
 
     steps:
       - name: Checkout
-        uses: actions/checkout@v2.3.4
+        uses: actions/checkout@v2.4.0
         with:
           token: ${{ secrets.API_GITHUB_TOKEN }}
 
@@ -50,7 +50,7 @@ jobs:
 
     steps:
       - name: Checkout
-        uses: actions/checkout@v2.3.4
+        uses: actions/checkout@v2.4.0
         with:
           token: ${{ secrets.API_GITHUB_TOKEN }}
 

.github/workflows/test.yml

@@ -13,13 +13,13 @@ jobs:
     steps:
       - name: Checkout with token
         if: github.event_name != 'pull_request'
-        uses: actions/checkout@v2.3.4
+        uses: actions/checkout@v2.4.0
         with:
           token: ${{ secrets.API_GITHUB_TOKEN }}
 
       - name: Checkout without token
         if: github.event_name == 'pull_request'
-        uses: actions/checkout@v2.3.4
+        uses: actions/checkout@v2.4.0
 
       - name: Fetch Go version
         run: |