Update CI to use docker-compose v2

Author: Nemo157

.github/workflows/ci.yml

@@ -66,7 +66,7 @@ jobs:
         run: |
           cp .env.sample .env
           mkdir -p ${DOCSRS_PREFIX}/public-html
-          docker-compose up -d db s3
+          docker compose up -d db s3
           # Give the database enough time to start up
           sleep 5
           # Make sure the database is actually working
@@ -82,7 +82,7 @@ jobs:
           done
 
       - name: Clean up the database
-        run: docker-compose down --volumes
+        run: docker compose down --volumes
 
   build_tests:
     runs-on: ubuntu-latest
@@ -101,7 +101,7 @@ jobs:
         run: |
           cp .env.sample .env
           mkdir -p ${DOCSRS_PREFIX}/public-html
-          docker-compose up -d db s3
+          docker compose up -d db s3
           # Give the database enough time to start up
           sleep 5
           # Make sure the database is actually working
@@ -119,7 +119,7 @@ jobs:
           done
 
       - name: Clean up the database
-        run: docker-compose down --volumes
+        run: docker compose down --volumes
 
   fmt:
     name: Rustfmt