update docker compose command

Author: Paul Monson

.github/workflows/ci.yml

@@ -19,7 +19,7 @@ jobs:
       uses: actions/checkout@v4
 
     - name: Stand up docker-compose services
-      run: docker-compose up -d
+      run: docker compose up -d
 
     - name: Determine the elixir version
       run: echo "ELIXIR_VERSION=$(grep -h elixir .tool-versions | awk '{ print $2 }' | awk -F - '{print $1}')" >> $GITHUB_ENV