Merge pull request #20 from PowerNetworkHub/dependabot/github_actions/actions/checkout-4

Bump actions/checkout from 3 to 4

Author: svenar-nl

.github/workflows/build.yml

@@ -13,7 +13,7 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
     - name: Set up JDK 21
       uses: actions/setup-java@v4
       with: