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

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]>

.github/workflows/ci.yaml

@@ -14,7 +14,7 @@ jobs:
   build:
     runs-on: ubuntu-20.04
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - uses: coursier/cache-action@v6
       - uses: coursier/[email protected]
         with:
@@ -49,7 +49,7 @@ jobs:
     needs: [ build ]
     runs-on: ubuntu-20.04
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
         with:
           fetch-depth: 0
       - name: Extract version from commit message

.github/workflows/dependency-graph.yaml

@@ -9,7 +9,7 @@ jobs:
   submit-dependency-graph:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - uses: coursier/cache-action@v6
       - uses: coursier/[email protected]
         with:

.github/workflows/scala-steward.yml

@@ -10,7 +10,7 @@ jobs:
   scala-steward:
     runs-on: ubuntu-20.04
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - uses: coursier/cache-action@v6
       - uses: coursier/[email protected]
         with: