Update docker compose syntax to v2+

As per https://github.blog/changelog/2024-04-10-github-hosted-runner-images-deprecation-notice-docker-compose-v1/,
I saw build failures in github action along the lines of:

    docker-compose: command not found

.github/workflows/publish.yml

@@ -53,9 +53,9 @@ jobs:
       - name: Checkout
         uses: actions/checkout@v2
       - name: Build
-        run: docker-compose build hackney-shared-cautionary-alerts-test
+        run: docker compose build hackney-shared-cautionary-alerts-test
       - name: Run tests
-        run: docker-compose run hackney-shared-cautionary-alerts-test
+        run: docker compose run hackney-shared-cautionary-alerts-test
 
   publish-package:
     name: Publish Package