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/docker-image-dev.yml

@@ -9,7 +9,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       # Checkout the Repo
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
 
       # Install Node 16
       - name: Setup Node

.github/workflows/docker-image-master.yml

@@ -9,7 +9,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       # Checkout the Repo
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
 
       # Install Node 16
       - name: Setup Node

.github/workflows/run-tests.yml

@@ -16,7 +16,7 @@ jobs:
         node-version: [15.x, 16.x]
 
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - name: Use Node.js ${{ matrix.node-version }}
         uses: actions/setup-node@v3.5.1
         with: