Turn off recreate deploys in test environment

This is because the \`recreate\` deployment method leads to downtime, which can cause tests to flake. It is not any faster than a normal deployment, and causes tests to break. I am not sure why it was chosen to begin with.

https://aws.github.io/copilot-cli/docs/manifest/lb-web-service/#deployment-rolling

copilot/fsd-application-store/manifest.yml

@@ -69,8 +69,6 @@ environments:
     count:
       spot: 1
   test:
-    deployment:
-      rolling: 'recreate'
     count:
       spot: 2
   uat: