Fix: Update docker-compose command to use the new syntax in CI workflow

Signed-off-by: Ihor Dvoretskyi <ihor@linux.com>

Author: idvoretskyi

.github/workflows/ci.yml

@@ -23,7 +23,7 @@ jobs:
         run: sudo apt-get update && sudo apt-get install -y tcl
 
       - name: Validate docker-compose.yml
-        run: docker-compose -f .devcontainer/docker-compose.yml config
+        run: docker compose -f .devcontainer/docker-compose.yml config
 
       - name: Build and test devcontainer
         uses: devcontainers/ci@v0.3
@@ -98,7 +98,7 @@ jobs:
 
       - name: Validate docker-compose.yml
         run: |
-          docker-compose -f .devcontainer/docker-compose.yml config
+          docker compose -f .devcontainer/docker-compose.yml config
 
       - name: Check for secrets
         uses: gitleaks/gitleaks-action@v2