ci: simplify deploy workflow (docker compose already in runner image)

.gitea/workflows/deploy.yml

@@ -8,13 +8,6 @@ jobs:
   deploy:
     runs-on: ubuntu-latest
     steps:
-      - name: Install Docker Compose
-        run: |
-          mkdir -p ~/.docker/cli-plugins
-          curl -SL https://github.com/docker/compose/releases/latest/download/docker-compose-linux-x86_64 \
-            -o ~/.docker/cli-plugins/docker-compose
-          chmod +x ~/.docker/cli-plugins/docker-compose
-
       - name: Build and deploy coolsoup
         run: |
           docker compose -f /home/debian/my-services/docker-compose.yml build --no-cache coolsoup