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](https://github.com/actions/checkout/compare/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>

.github/workflows/WAU-AutoCreatePreVersion.yml

@@ -16,7 +16,7 @@ jobs:
       should_run: ${{ steps.should_run.outputs.SHOULD_RUN }}
     steps:
       - name: Checkout code
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
         with:
           fetch-depth: 0
       - name: Check if latest merged is older than latest tag
@@ -47,7 +47,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout code
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
         with:
           lfs: "true"
           fetch-depth: 0

.github/workflows/WAU-CreateNewVersion.yml

@@ -26,7 +26,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout code
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
         with:
           lfs: "true"
 

.github/workflows/mega-linter.yml

@@ -34,7 +34,7 @@ jobs:
     steps:
       # Git Checkout
       - name: Checkout Code
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
         with:
           token: ${{ secrets.PAT || secrets.GITHUB_TOKEN }}
           fetch-depth: 0

.github/workflows/powershell-tests.yaml

@@ -17,7 +17,7 @@ jobs:
     runs-on: windows-latest
     steps:
       - name: Check out repository code
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
       - name: Perform a Pester test for the WAU installation
         shell: powershell
         run: |