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] <support@github.com>

Author: dependabot[bot]

.github/workflows/ast-scan.yml

@@ -7,7 +7,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
       - name: Checkmarx AST CLI Action
         uses: checkmarx/ast-github-action@main
         with:

.github/workflows/ci.yml

@@ -5,7 +5,7 @@ jobs:
   integration-tests:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - name: Use Node.js 14
         uses: actions/setup-node@v3.8.1
         with:

.github/workflows/release.yml

@@ -51,7 +51,7 @@ jobs:
     steps:
 
       # CHECKOUT PROJECT
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
         with:
           fetch-depth: 0
 

.github/workflows/update-cli.yml

@@ -8,7 +8,7 @@ jobs:
   update-checkmarx-cli:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - name: Get Latest Checkmarx API version
         id: checkmarx-ast-cli
         run: |