Bump actions/checkout from 2 to 4

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]>

.github/workflows/cicd.yml

@@ -18,7 +18,7 @@ jobs:
             ~/.cargo/git
           key: toolchains-and-crates-${{ runner.os }}
 
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
 
       - name: Cache build results
         uses: actions/cache@v3
@@ -44,7 +44,7 @@ jobs:
   fmt-prettier:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v4
       - uses: creyD/[email protected]
         with:
           dry: true