Possible fix for network issue

Author: jdetter

.github/workflows/ci.yml

@@ -297,7 +297,6 @@ jobs:
       image: localhost:5000/spacetimedb-ci:latest
       options: >-
         --user runner
-        --network host
         -v /var/run/docker.sock:/var/run/docker.sock
         -v /opt/github-runner/cargo-cache:/home/runner/.cargo/registry
         -v /opt/github-runner/cargo-git:/home/runner/.cargo/git