Merge pull request #343 from VERITAS-Observatory/dependabot/github_actions/docker/login-action-4

Bump docker/login-action from 3 to 4

Author: GernotMaier

.github/workflows/vts-eventdisplay-package.yml

@@ -39,7 +39,7 @@ jobs:
           fi
 
       - name: Log in to the Container registry
-        uses: docker/login-action@v3
+        uses: docker/login-action@v4
         with:
           registry: ${{ env.REGISTRY }}
           username: ${{ github.actor }}