Adapt workflows to Docker compose v2 to prevent them from failing

Docker compose v1 have been removed from all ubuntu runner images, so to
continue using GitHub hosted ubuntu images we need to adapt to docker
compose v2.

.github/workflows/st2-docker.yml

@@ -17,7 +17,7 @@ jobs:
       - uses: actions/checkout@v3
 
       - name: Docker-compose lint check
-        run: docker-compose config
+        run: docker compose config
 
   docker-compose-up:
     runs-on: ubuntu-latest
@@ -27,24 +27,24 @@ jobs:
 
       - name: Pull Docker Images
         run: |
-          docker-compose pull
+          docker compose pull
 
-      - name: Start st2 with docker-compose
+      - name: Start st2 with docker compose
         run: |
-          docker-compose up --detach
+          docker compose up --detach
 
       - name: Sleep
         run: |
           sleep 60
 
       - name: Run st2 smoke-tests
         run: |
-          docker-compose --file tests/st2tests.yaml run st2test
+          docker compose --file tests/st2tests.yaml run st2test
 
       - name: Troubleshooting the build failure
         if: ${{ failure() }}
         run: |
-          docker-compose ps
+          docker compose ps
           # Display logs to help troubleshoot build failures, etc
-          docker-compose logs --tail="500" st2api
+          docker compose logs --tail="500" st2api
           exit 1