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/check-links.yml

@@ -11,7 +11,7 @@ jobs:
     steps:
       # Checks out a copy of your repository on the ubuntu-latest machine
       - name: Checkout code
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: Check links on new changes
         uses: gaurav-nelson/github-action-markdown-link-check@v1

.github/workflows/deploy.yml

@@ -15,7 +15,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
       - name: Setup python
         uses: actions/setup-python@v4
         with:

.github/workflows/docker.yml

@@ -22,7 +22,7 @@ jobs:
 
     steps:
       - name: Checkout
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
       - name: Docker meta
         id: docker_meta
         uses: docker/metadata-action@v4

.github/workflows/lint.yml

@@ -11,7 +11,7 @@ jobs:
     steps:
       # Checks out a copy of your repository on the ubuntu-latest machine
       - name: Checkout code
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       # Runs the Super-Linter action
       - name: Run Super-Linter

.github/workflows/python.yml

@@ -8,7 +8,7 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
     - name: Set up Python 
       uses: actions/setup-python@v4
     - name: Test cloud-info-generator 

.github/workflows/validate.yaml

@@ -11,7 +11,7 @@ jobs:
     steps:
       # Checks out a copy of your repository on the ubuntu-latest machine
       - name: Checkout code
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
       # Check yaml files comply to schema
       - name: Check YAML schema
         run: |