Bump actions/checkout from 2 to 3

Bumps [actions/checkout](https://github.com/actions/checkout) from 2 to 3.
- [Release notes](https://github.com/actions/checkout/releases)
- [Changelog](https://github.com/actions/checkout/blob/main/CHANGELOG.md)
- [Commits](actions/checkout@v2...v3)

---
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/release.yml

@@ -160,7 +160,7 @@ jobs:
 
     steps:
       - name: Check out code
-        uses: actions/checkout@v2
+        uses: actions/checkout@v3
 
       - name: Set tag name
         uses: olegtarasov/[email protected]
@@ -213,7 +213,7 @@ jobs:
 
     steps:
       - name: Checkout repo
-        uses: actions/checkout@v2
+        uses: actions/checkout@v3
 
       - name: Build Docker image
         run: docker build -t linux -f .github/workflows/Dockerfile.centos .

.github/workflows/stylishHaskell.yml

@@ -13,7 +13,7 @@ jobs:
     steps:
 
     - name: Check out code
-      uses: actions/checkout@v2
+      uses: actions/checkout@v3
 
     - name: Install stylish-haskell
       run: |